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
Solve the following equation:
`1/("x" - 1) - 1/"x" = 1/("x" + 3) - 1/("x" + 4)`
Fifteen less than 4 times a number is 9. Find the number.
The difference of two numbers is 3 and the difference of their squares is 69. Find the numbers.
Solve: `"x" + 7 - "8x"/3 = "17x"/6 - "5x"/8`
Solve: `(3"x" - 2)/3 + (2"x" + 3)/2 = "x" + 7/6`
Given that x ≥ y. Fill in the blank with suitable inequality sign
x + 6 `square` y + 6
Given that x ≥ y. Fill in the blank with suitable inequality sign
x – y `square` 0
Solve the following inequation
2a + 3 ≤ 13, where a is a whole number
Solve the following inequation
6x – 7 ≥ 35, where x is an integer
Solve the following inequalities
6(x + 6) ≥ 5(x – 3), x is a whole number
