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

__Question No. 1:
__

**How many grams are there in 5kg? How many grams are there in x kg?**

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

__Question No. 2:
__

**What is the cost of 6 magazines at $4 each? What is the cost of p magazines at $4 each? Find also the cost of p magazines at $q each.**

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

__Question No. 3:
__

**Four tennis balls have a total mass of m kg. Find the mass of each ball.**

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

__Question No. 4:
__

**If a horse runs at b km/h, how far can it go in 2 hours if it keeps the same speed.**

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

__Question No. 5:
__

**How many minutes are there in m hours?**

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

__Question No. 6:
__

**How many weeks are there in y days?**

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

__Question No. 7:
__

**If Dan has x dollars, how many marbles can he buy if each marble costs five cents?**

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

__Question No. 8:
__

**Write the number which is half as big as b.**

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

__Question No. 9:
__

**Find the time taken by a cyclist to travel 21 km if he is traveling at v km/h.**

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

__Question No. 10:
__

**A shopkeeper buys an armchair for $a and then sells it at a profit of $b. What is the selling price of the armchair?**

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

__Question No. 11:
__

**A boy is b years old and his father is 6 time as old as him. Find the father’s age. Find also the sum of their ages in y years’ time.**

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

__Question No. 12:
__

**Mrs. Jones’s age is equal to the sum of the ages of her two daughters. If the younger daughter is x years old and the elder is 4 years older, how older is Mrs. Jones?**

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

__Question No. 13:
__

**Find the three consecutive numbers in which n is the middle number.**

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

__Question No. 14:
__

**A motorist drives for 5 hours at u km/h and for 3 hours at v km/h. Find the total distance traveled.**

**Answers**

**(from left to right)**

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