Page 227 - Math Genius C4

E:\Working\Orange_Education\Math_Genius_4\Open_Files\Chap-12
\\September 30, 2025 12:01 PM Bharat Arora P-9 Reader _________________________ Date: ___________________74

example 2: One notebook costs `24. How many notebooks can you buy with `5160?
Solution: The cost of one notebook = `24

Total amount = `5160 24 5160 215

Number of notebooks that can be bought with the 48
given amount = 5160 ÷ 24 = 215 36
24
Thus, 215 notebooks can be bought with `5160. 120
120
0

practice time 12C

1. Find the product.

(a) `148 × 4 (b) `76.76 × 8 (c) `214.68 × 10 (d) `3540.65 × 24

2. divide the following.

(a) `64.50 by 6 (b) `315.54 by 9 (c) `502.80 by 12 (d) `3056.10 by 15

3. If the cost of 1 kg of wheat is `22.50, find the cost of 15 kg of wheat.

4. A pen drive costs `1050.65. Find the cost of 15 such pen drives.

5. A bicycle costs `5875.00. Find the cost of 5 such bicycles.
6. The monthly salary of Radhika is `48550.75. What is her annual income?

7. The cost of 10 kg of rice is `650.00. Find the cost of 1 kg of rice.

8. Five children went on a picnic. The total expenditure
incurred was `2416. How much was the share of each
child if they contributed equally?

9. If Mona gets `40.60 as pocket money per week, how

much money does she get daily?
10. Iqra has `76. She has 4 times as much money as Prachi.
How much more money does Iqra have than Prachi?

billS

When we buy things, the shopkeeper writes down the details of each item on a slip.
That slip is called a bill. A bill contains the following:

1. Name, address and contact number of the shop

2. Bill number, date of purchase, name and address of the customer
3. Details of items, quantity, rate and amount

4. Grand total

Mathematics-4 225