Exercise 1.3 -Q.no.3:-Estimate the following products using general rule (b) 5281*3491 (d) 9250*29

(b) 5281 × 3491

Rounding off by general rule, 5281 and 3491 may be rounded off to 5000 and 3000 respectively.

(d) 9250 × 29

Rounding off by general rule, 9250 and 29 may be rounded off to 9000 and 30 respectively.