If the price of shoe is written as Rs. 99.99, let us find what will be its approximate value.

Length of line segment is 1.59 cm, let us find what is the approximate value of the length.

When 159.5 is the exact value, let's find its approximate value.

If the price of one exercise book is Rs. 6.50, Let's find the price of 15 such exercise books.

Using differentials, find the approximate value of (82)^(1/4) .

The average and median of daily incomes of 500 workers are Rs.2.80 and Rs.3.15, then find the approximate value of the mode of the daily incomes of the workers.

Let's calculate mentally and write. Let us assume a rectangle whose area is 30sq.cm . Let us find what are its possible lengths and breadths. Again if the area of a rectangle is 40 sq.cm.

Let's find how the approximate value of 152.7 cm is 153 cm.

A shunt of 1 Omega is connected in parallel with a galvanometer of resistance 99 Omega . IF the main current of the circuit be 1A, then what will be the galvanometer current?

Rabin bought 6 similar saucer's for Rs. 144, But Lila bought 4 saucers of the same kind from a different shop for Rs. 88. Let's find, if the price of the saucer is same in cases. Lets find if 6, 4, 144, 88 are is proportion.

The ratio of the prices of two books is 5:8 . If the Price of the first book is 32.50 . Let's find the price of the other book.