1) Which of the following is the relationship between two quantities of the same kind? a) Rate b) Ratio c) Proportion d) Percentage 2) A basketball team won 15 games and lost 5 games. What is the ratio of the games won to the games lost? a) 1:3 b) 3:1 c) 3:4 d) 4:3 3) Which pair of ratios are proportional? a) 3 T-shirts for ₱840; 7 T-shirts for ₱1400 b) 16 points scored in 4 games; 48 points scored in 8 games c) 98 words typed in 3 minutes; 162 words typed in 5 minutes d) 15 computers for 45 students; 45 computers for 135 students 4) What proportion states that as “one variable increases, the other variable decreases”? a) Direct b) Inverse c) Partitive d) Negative 5) Which of the following is an example of direct proportion? a) 3:8=6:4 b) 4:3=40:30 c) 4:50=10:20 d) A:B:C=2:3:5 6) Which concept is being involved when a whole portion is divided into parts that is proportional to the given ratio? a) Direct b) Inverse c) Partitive d) Combined 7) What kind of proportion states that an increase of one variable will also increase the other variable & the decrease in one will also decrease the other? a) Direct b) Inverse c) Partitive d) Combined 8) Which of the following is an example of indirect proportion? a) 2:3=20:30 b) 3:8=6:4 c) 3:12=5:20 d) 4:20=6:30 9) Juanita spends her working hours (8 hours) in filing, typing, placing, and receiving calls. If she approximately performs these functions in the ratio of 1:3:4, which among the mathematical statements best represents the time spent for each function? a) 8x=8 b) 1+3+4/x = 8 c) 1x+3x+4x = 1/8 d) 1x+3x+4x=8 10) Which is an example of an inverse proportion? a) 1 guide:3 tourist = 4 guide:N b) 3 meters:5 frames = M:20 frames c) B:3 boys = 3 weeks:1week d) 1x+2x+3x:₱50.00 = ₱600.00:x 11) Which of the following problems does not belong to the group? a) If 10 laptops cost ₱200,000.00, then how much do 8 laptops cost? b) A basket of food is sufficent to feed 15 persons for 3 days. how many days would it last for 10 persons? c) Three boys sold garlands in the ratio of 2:3:4. Together they sold 225 garlands. How many garlands did each boys sell? d) How many tea bags (B) are needed to make 15 liters of iced tea when eight tea bags are needed to make 5 liters of iced tea? 12) Carla will spend ₱3,920.00 for her birthday party if she will invite 14 guests. If the cost is directly proportional to the number of invited guests, how much will she spend if she will invite 56 guests? a) ₱15,680.00 b) ₱15,685.00 c) ₱15,780.00 d) ₱15,880.00 13) If 3 men can do a portion of a job in 8 days, how many men can do the same job in 6 days? a) 4 b) 5 c) 6 d) 7 14) Mang Gorio wants to give ₱5,000.00 to his four children in the ratio of 1:2:3:4 for their weekend allowance, how much will each of the four children receive? a) ₱500:₱1,000:₱1,500:₱2,000 b) ₱450:₱1,050:₱1,450:₱2,050 c) ₱500:₱1,000:₱1,250:₱2,250 d) ₱450:₱1,000:₱1,500:₱2,050 15) Which of the following best describes the difference between a ratio and a rate? a) A ratio compares two quantities, while a rate compares two quantities with different units. b) A ratio is always expressed as a fraction, while a rate is not. c) A ratio can only compare numbers, while a rate can compare any type of quantity. d) There is no difference; they are the same. 16) Which of the following represents a rate? a) The ratio of boys to girls in a classroom. b) The speed of a car measured in kilometers per hour. c) The comparison of two different types of fruit. d) The ratio of teachers to students in a school. 17) If a car travels 150 kilometers in 2 hours, what is its average speed in kilometers per hour? a) 60 km/h b) 70 km/h c) 75 km/h d) 80 km/h 18) If a cyclist travels at a speed of 18 kilometers per hour, how far will they travel in 3 hours? a) 45 kilometers b) 54 kilometers c) 60 kilometers d) 72 kilometers 19) If 5 workers can complete a task in 10 days, how many days will it take 10 workers to complete the same task if the work rate is inversely proportional? a) 5 days b) 10 days c) 15 days d) 20 days 20) A train travels 100 miles in 2 hours, then 150 miles in 3 hours. What is the average speed for the entire journey? a) 40 miles per hour b) 50 miles per hour c) 60 miles per hour d) 70 miles per hour 21) A cyclist travels at a speed of 12 miles per hour. How far will the cyclist travel in 3 hours? a) 24 miles b) 30 miles c) 36 miles d) 48 miles 22) A jacket originally priced at ₱100 is on sale for 25% off. What is the sale price? a) ₱90 b) ₱75 c) ₱80 d) ₱85 23) If a store offers a 10% discount on a ₱50 item, what will be the sale price? a) ₱30 b) ₱35 c) ₱40 d) ₱45 24) What is 2 1/3 * 2/5? a) 3 1/5 b) 2 1/5 c) 2 2/15 d) 3 2/15 25) If a population of a town increases from 1,200 to 1,500, what is the percentage increase? a) 25% b) 30% c) 20% d) 15% 26) What is 2 1/4 when converted to an improper fraction? a) 15/4 b) 12/5 c) 10/3 d) 9/4 27) If you have the fraction , what is its decimal equivalent? a) 0.2 b) 0.4 c) 0.5 d) 0.8 28) Which statement accurately defines a fraction? a) A number that is always less than one. b) A value that increases over time. c) A number expressed as the ratio of two integers. d) A number that can be expressed as a whole. 29) What is a decimal? a) A percentage of a total. b) A number that can only be expressed in whole numbers. c) A fraction that has a numerator of one. d) A number with a point between whole and fractional parts. 30) What does the term "percentage" mean? a) A type of whole number. b) A decimal value always less than one. c) A way to express a number as a fraction of 100. d) A fraction where the denominator is 10. 31) Calculate 5/12 + 7/18. a) 29/72 b) 31/72 c) 23/36 d) 19/36 32) A recipe requires 12.6 liters of a particular ingredient. If you can only pour 0.21 liters each time, how many complete pours can you make with the ingredient? a) 90 b) 80 c) 70 d) 60 33) What is 15/100 when converted to percent? a) 15% b) 1.5% c) .15% d) 150% 34) A store offers a 30% discount on a pair of shoes originally priced at ₱80. After applying sales tax of 7% on the discounted price, you calculate the final price. If the shoes cost more than ₱60 after tax, which of the following statements is true? a) The shoes are only a good deal if you can avoid sales tax. b) The shoes are a good deal if you were willing to spend ₱80. c) The original price does not influence your decision to purchase. d) The final price is less than ₱60, making it less attractive. 35) What is 3.4 in fraction? a) 1 2/5 b) 2 2/5 c) 3 2/5 d) 4 2/5 36) Convert 3/5 to decimal. a) 0.4 b) 0.5 c) 0.6 d) 0.7 37) Percent came from a latin word ‘per centum’ that means a) per whole b) per ten c) per hundred d) per thousand 38) Sarah bought a whole pie where in divided into 4 slices. She ate a quarter of the pie. How many pieces did she eat? a) 1/4 b) 2/4 c) 3/4 d) 1 whole 39) If Sarah ate a quarter of the pie, how many pieces of pie remain from the whole pie? Express it in fraction. a) 1/4 b) 2/4 c) 3/4 d) 1 whole 40) I have 16 lollies that I need to equally divide into 8 lolly bags to give to 8 friends. How many lollies will each friend receive? a) Each friend will receive 2 lollies each b) Each friend will receive 4 lollies each c) Each friend will receive 6 lollies each d) Each friend will receive 8 lollies each 41) Add 2/4 and 1/4. a) 1/4 b) 3/4 c) 1/8 d) 3/8 42) Subtract 2/5 from 4/5. a) 2/5 b) 6/5 c) 2/10 d) 6/10 43) Add 3/6 and 2/6 a) 1/6 b) 1/12 c) 5/6 d) 5/12 44) Subtract 3/8 from 6/8 a) 9/16 b) 3/16 c) 9/8 d) 3/8 45) Three-fourths of a plate of gelatin was left after a party. Kian had 1/2 of what was left. How many gelatin did Kian eat? a) 2/8 b) 3/8 c) 4/8 d) 5/8 46) What are the correct steps in multilying fractions? a) Multiply the numerators and then multiply the denominators by the b) Multiply the denominators and then subtract the numerators c) Multiply the denominators and then divide the numerators by the denominators d) Multiply the numerators and then copy the denominators 47) Jam has 4/5 kg of buckwheat flour, and needs 1/4 of it in a recipe. How much does the recipe use? a) 1/5 b) 2/5 c) 1/10 d) 1/100 48) Lin has 3 1/2 bottles of honey at home. She uses 1/4 of it in a salad. Find how much of the honey did Lin use in the salad? a) 4/8 b) 5/8 c) 6/8 d) 7/8 49) How many groups of 1/5 can be made from1/2? a) 1 1/2 b) 2 1/2 c) 3 1/2 d) 4 1/2 50) 2/3 ÷ 1/4 = ? a) 1 2/3 b) 2 2/3 c) 3 2/3 d) 4 2/3

BUSINESS MATH REVIEWER

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