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?
पर्याय
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: `"2x"/3 - ("x" - 1)/6 + ("7x" - 1)/4 = 2 1/6` Hence, find the value of 'a', if `1/"a" + 5"x" = 8`
A number decreased by 30 is the same as 14 decreased by 3 times the number; Find the number.
A’s salary is same as 4 times B’s salary. If together they earn Rs.3,750 a month, find the salary of each.
Six more than one-fourth of a number is two-fifth of the number. Find the number.
A man’s age is three times that of his son, and in twelve years he will be twice as old as his son would be. What are their present ages.
Solve:
`(x + 2)/6 - ((11 - x)/3 - 1/4) = (3x - 4)/12`
Solve: `("6x" + 1)/2 + 1 = ("7x" - 3)/3`
The sum of two numbers is 405 and their ratio is 8 : 7. Find the numbers.
Solve the following inequation
x – 6 < 1, where x is a natural number
Solve the following inequation
2a + 3 ≤ 13, where a is a whole number
