Exercise No. 7H

Note: Answers to all questions are given at the end of this exercise.

Question No. 1:
What are the four consecutive numbers whose sum is 50?

Note: Answers to all questions are given at the end of this exercise.

Question No. 2:
If a number is trebled, it gives the same result as when 28 is added to it. What is the number?

Note: Answers to all questions are given at the end of this exercise.

Question No. 3:
When a number is added to another number 5 times as large, the result is 24. What is the first number?

Note: Answers to all questions are given at the end of this exercise.

Question No. 4:
Joe and Ahmad have 80 marbles altogether. Ahmad has 4 times as many marbles as Joe. How many marbles do each boy have?

Note: Answers to all questions are given at the end of this exercise.

Question No. 5:
Arasoo is is 4 years older than Peter. Ali is 2 years younger than Peter. If the sum of their ages is 47, what are their respective ages?

Note: Answers to all questions are given at the end of this exercise.

Question No. 6:
Lilian and Susan share $30 between themselves. If Susan gets twice as much as Lilian, find each girl’s share.

Note: Answers to all questions are given at the end of this exercise.

Question No. 7:
When loaded with bricks, a lorry weights 11600 kg. If the bricks weigh three times as heavy as the empty lorry, find the weight of bricks.

Note: Answers to all questions are given at the end of this exercise.

Question No. 8:
When a number is added to two-thirds of itself, the result is 45. Find the number.

Note: Answers to all questions are given at the end of this exercise.

Question No. 9:
The numerator of a fraction is 5 less than the denominator. If 1 is added to both the numerator and the denominator the fraction would become 2/3. Find the fraction.

Note: Answers to all questions are given at the end of this exercise.

Question No. 10:
The cost of mooncakes with double egg yolks cost 50 cents more than those with only a single egg yolk. Mrs. Tan bought 6 mooncakes with double egg yolks and 5 with only a single egg oil. If she paid $36 for the 11 mooncakes, how much does a mooncake with double egg yolks cost?

Note: Answers to all questions are given at the end of this exercise.

Question No. 11:
Tom, Dick and Harry share $256. Dick’s share is four Times as much as Tom’s and Tom’s share is one-third of Harry’s. How much is each of their shares?

Note: Answers to all questions are given at the end of this exercise.

Question No. 12:
Meng Kuang had saved a small sum of money from his weekly pocket money. After receiving a total of $108 as Heng Bao money from his relatives during the Chinese new-year, he decided to donate one-fifth of his money to the community chest of Singapore. His other siblings also donated a total of $148 to the community chest. If their total contribution to the community chest was $200, how much did Meng Kuang save originally?

Note: Answers to all questions are given at the end of this exercise.

Question No. 13:
A group of boys were to choose between playing hockey and badminton. The number of boys choosing hockey was three times that of those choosing badminton. Asking 12 boys who chose hockey to play badminton would make the number of players for each game equal. Find the number who chose badminton originally.


Answers

(from left to right)

7h-i 7h-ii 7h-iii 7h-iv 7h-v

1 Comment
  • Brandilyn
    April 12, 2017

    Umm, are you really just giving this info out for nonigth?

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