Class 7 (Math Assignment)

 

General Mathematics Ability Test

1. Number Sense:
   Without using a calculator, find:

48×25+125÷5

2. Fractions:
   Rina drank 2/5 liters of juice in the morning and 1/4 liter in the afternoon. How much juice did she drink altogether?
3. Decimals:
   A book costs Rs. 245.75, and a notebook costs Rs. 58.50. How much money is needed to buy both?
4. Percentage:
   A school has 800 students. If 35% of them are girls, how many boys are there?
5. Ratio:
   The ratio of boys to girls in a class is 3:2. If there are 30 students in the class, how many are boys and how many are girls?
6. Algebraic Thinking:
   If 3x+7=25, find the value of x.
7. Geometry:
   A rectangular garden is 18 m long and 12 m wide. Find its perimeter and area.
8. Logical Problem Solving:
   A number is greater than 20 but less than 40. It is divisible by both 3 and 4. What is the number? Explain how you found it.
9. Data Interpretation:
   The marks obtained by five students in a mathematics test are:
   12, 18, 15, 20, 15
   Find the mean and mode of the marks.
10. Critical Thinking:
    A shopkeeper marks a school bag at Rs. 1,000 and gives a discount of 15%.
    a) How much is the discount?
    b) What is the selling price?
    c) If you have Rs. 900, can you buy the bag? Give a reason.