1) Work Problem: (Easy) In making a cabinet, Nilo alone can finish a piece of work in 12 days and Jose alone can do it in 15 days. If both of them work at it together, how much time will they take to finish it? a) 8 1/₃ days b) 7 1/3 days c) 6 2/3 days d) 9 ²/₃ days 2) Age Problem: (Easy) Liza is 28 years older than her sister. In 6 years, Liza will be three times as old as her sister. How old is Liza now? a) Liza is 36 years old b) Liza is 30 years old c) Liza is 42 years old d) Liza is 41 years old 3) Number Problem: (Easy) Find the least number which when divided by 35, leaves a remainder 25, when divided by 45, leaves a remainder 35 and when divided by 55, leaves a remainder 45. a) 3435 b) 3445 c) 3455 d) 3465 4) Work Problem: (Difficult) In a factory of shoes, Ronaldo can do a piece of work in 25 days and Badong can finish it in 20 days. They work together for 5 days and then Ronaldo leaves. In how many days will Badong finish the remaining work? a) The remaining work is done by Badong in 11 days. b) The remaining work is done by Badong in 12 days. c) The remaining work is done by Badong in 13 days. d) The remaining work is done by Badong in 14 days. 5) Age Problem: (Difficult) Mr. Demecais is 34 years old. His son is 22 years younger than him. In how many years will Mr. Demecais’s age be 24 years less than three times as old as his son? a) 11 years b) 12 years c) 13 years d) 14 years 6) Number Problem: (Difficult) One number is greater than thrice the other number by 2. If 4 times the smaller number exceeds the greater by 5, find the numbers. a) 25 and 5 b) 21 and 3 c) 23 and 7 d) 24 and 4

Work, Age and Number Problems

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