Advertisements
Advertisements
प्रश्न
28 is 12 less than 4 times a number. Find the number.
Advertisements
उत्तर
Let the required number be x
4 times the number = 4x
12 less than 4 times the number = 4x – 12
According to the statement
4x – 12 = 28
=> 4x = 28 + 12
=> 4x = 40
x = 10
Required number = 10
APPEARS IN
संबंधित प्रश्न
Fifteen more than 3 times Neetu’s age is the same as 4 times her age. How old is she ?
A number decreased by 30 is the same as 14 decreased by 3 times the number; Find the number.
Separate 178 into two parts so that the first part is 8 less than twice the second part.
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.
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.
Solve: `1/3"x" - 6 = 5/2`
Solve: `("6x" + 1)/2 + 1 = ("7x" - 3)/3`
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.
The numerator of a fraction is 5 less than its denominator. If 3 is added to the numerator, and denominator both, the fraction becomes`4/5`. Find the original fraction.
Solve the following inequation
6x – 7 ≥ 35, where x is an integer
