Advertisements
Advertisements
Question
A number is increased by 12 and the new number obtained is multiplied by 5. If the resulting number is 95, find the original number.
Advertisements
Solution
Let the original number = x
According to the sum,
(x + 26) ÷3 = 18
⇒ `("x" + 26)/3 = 18`
⇒ x + 26 = 18 × 3
⇒ x + 26 = 54
⇒ x = 54 - 26 = 28
RELATED QUESTIONS
Two-fifths of a number subtracted from three-fourths of it gives 56, find the number.
The age of a man is 27 years more than the age of his son. If the sum of their ages is 47 years, find the age of the son and his father.
When two consecutive natural numbers are added, the sum is 31; find the numbers.
A whole number is increased by 7 and the new number so obtained is multiplied by 5; the result is 45. Find the whole number.
The difference between two numbers is 15. Taking the smaller number as x; find:
(i) the expression for the larger number.
(ii) the larger number, if the sum of these numbers is 71.
Solve the following equation: 48 z + 3.6 = 1.2
Solve the following equation: 8y = 3- 3y
Solve the following equation: 3z + 2 = -4
Solve the following equation: x - `2 1/3 = 5 1/2`
Solve the following equation: 2 (x - 3) – 3 (x - 4) =12
