Advertisements
Advertisements
प्रश्न
The cost of one pen is ₹ 8 and it is available in a sealed pack of 10 pens. If Swetha has only ₹ 500, how many packs of pens can she buy at the maximum?
विकल्प
10
5
6
8
Advertisements
उत्तर
6
Explanation;
Hint:
Price of 1 pen = ₹ 8
Price of 1 pack = 10 × 8 = 80
Number of packs Swetha can buy = x
80x < 500
8x < 50
x < `50/8` = 6.25
x is a natural number x = 1, 2, 3, 4, 5, 6
APPEARS IN
संबंधित प्रश्न
Five less than 3 times a number is -20. Find the number.
The length of a rectangle is twice its width. If its perimeter is 54 cm; find its length.
A man completed a trip of 136 km in 8 hours. Some part of the trip was covered at 15 km/hr and the remaining at 18 km/hr. Find the part of the trip covered at 18 km/hr.
If the same number be added to the numbers 5, 11, 15 and 31, the resulting numbers are in proportion. Find the number.
The present age of a man is twice that of his son. Eight years hence, their ages will be in the ratio 7 : 4. Find their present ages
Solve: `"x" + 7 - "8x"/3 = "17x"/6 - "5x"/8`
A man sold an article for ₹ 396 and gained 10% on it. Find the cost price of the article
The sum of two numbers is 405 and their ratio is 8 : 7. Find the numbers.
The ages of A and B are in the ratio 7 : 5. Ten years hence, the ratio of their ages will be 9 : 7. Find their present ages.
Solve the following inequation
6x – 7 ≥ 35, where x is an integer
