Question

plese solve these question

Answer 1

A. 56.9 × 8 = 455.2
You just have to multiply 569 × 8 = 4552 and then put the decimal point after as many digits as in the question. So the answer becomes 455.2

B. 0.05 × 1000 = 50

C. 10.04 × 1.04 = 10.4416

Answer 2

(A) Firstly remove the decimals and simply multiply it
569
× 8
4452
Now how many decimal places are there in 56.9= one
So add 1 decimal to 4452 = 445.2
(B) now in decimals move to right
side if multiplied to 1000
0.05×1000 = 50
(c) now remove decimals and multiply simply
1004
× 104
104416
Now count the decimal places in all including both digits = 4
So add 4 decimal places in the answer
10.4416