Mr. Rajesh withdraws Rs 100000 from his bank account. He purchased a TV set for Rs 38650, a refrigerator for Rs 23880 and jewellery worth Rs 35560. How much money was left with him?

5

(a)

Find the difference between the smallest number of 7-digit and the largest number of 4-digit.

5

(a)

In a city, polio drops were given to 212583 children on Sunday in March 2013 and to 216813 children in next month.
(a) Find the difference of the number of children getting polio drops in the two months.
(b) What is the value of vaccinating children for polio in India?

5

(a)

Find the value of 3 x (7 + 3), 5 x (9 + 1) using distributive property.

5

(a)

Sudhir bought 10 TV sets at a rate of Rs 2000 for one set. He sells them in Rs 25000. Find his profit.

5

(a)

Find the value of the following:
(i) 175 x 17 + 175 x 25
(ii) 207 x 80 + 207 x 20.

5

(a)

An auto driver filled his CNG cylinder with 30 kg of CNG. If the cost of CNG is Rs 38/kg, find the amount spent by the auto driver.

5

(a)

Find the product of the smallest whole number with the largest three-digit whole number.

5

(a)

Using properties of whole numbers, simplify the following:
(i) 5712 x 75 - 72 x 5712
(ii) 2103 x 68 - 32 x 2103.

5

(a)

If \(\Delta\) is an operation such that a \(\Delta\) b = 2a + b + 3, then find the value of 5 \(\Delta\) 3.

5

(a)