Estimating products of numbers

Q.

If Pavan went to a market and bought 4 kg potato for Rs 20 per kg and 5 kg onion for Rs 40 per kg, then the total money spent by him is Rs.__

Q.

Estimate using general rule $586-313.$

Q. Estimate the following product using general rule:
$5281\times 3491$

Q. Round off 5, 563 to nearest hundreds.

1. 6, 000
2. 5, 560
3. 5, 600
4. 5, 500

Q. There are 56 students in the class. If each student has 6 books, total number of books in the class will be

1. 245
2. 336
3. 124

Q.

Estimate the following :

$89014+52478$

Q.

A shopkeeper gives a discount of ₹ 12.50 on an article which costs ₹ 50. What is the selling price of the article? How much he will get by selling 11 articles. Round it off to the nearest tens.

1. ₹ 412.5

2. ₹ 412

3. ₹ 410

4. ₹ 400

Q.

A shopkeeper gives a discount of ₹ 12.50 on an article which costs ₹ 50. What is the selling price of each article?
(Round off the selling price of 11 articles to the nearest 10's).

1. Selling Price = ₹ 37.5, Round off value of the articles = ₹420
2. Selling Price = ₹ 37.5, Round off value of the articles = ₹ 412
3. Selling Price = ₹ 37.5, Round off value of the articles = ₹412.5
4. Selling Price = ₹ 37.5, Round off value of the articles = ₹ 410

Q. Find the estimated product of 67 × 62 by rounding off.

1. 4200
2. 4400
3. 6700
4. 3200

Q. A loading tempo can carry $482$ boxes of biscuits weighing $15kg$ each, whereas a van can carry $518$ boxes each of the same weight. Find the total weight that can be carried by both the vehicles.