How many whole numbers are there between 32 and 53?

3

(a)

Some numbers can be shown by two rectangles.
e.g. 
Give at least five other such examples.

3

(a)

If the product of two whole numbers is zero, can we say that one or both of them will be zero? Justify through examples.

3

(a)

Study the pattern.
1 x 8 + 1 = 9
1234 x  8 + 4 = 9876
12 x 8 + 2 = 98
12345 x 8 + 5 = 98765
123 x 8 + 3 = 987
Write the next two steps.Can you say how the pattern works?

3

(a)

Write the predecessor of the following:
(a) 96
(b) 9998.

3

(a)

Write the successor of the following:
(a) 299
(b) 2923.

3

(a)

Find 5 + 2 on the number line.

3

(a)

Find 10 - 3 on the number line.

3

(a)

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

3

(a)

There are two whole numbers, which when multiplied by itself gives the same number. What are they?

3

(a)

Write the following numbers as directed using dots.
(a) 16 as a square
(b) 26 as a rectangle.

3

(a)

Find the value of 968 x 73 + 968 x 27?

3

(a)

A dairy supplies 40 L of milk in morning and 50 L of milk in the evening. If the cost of milk is Rs 24 per litre, find the total sell in rupees.

3

(a)

Write the natual number and the whole number which has no predecessor.

3

(a)

Study the following patterns.
1 =1², 1 + 3 = 2², 1 + 3 + 5 = 3², 1 + 3 + 5 + 7 = 4²
Hence, find the sum of
(a) First 19 odd numbers.
(b) First 21 odd numbers.

3

(a)