English

One-fifth of a Number is 5, Find the Number. - Mathematics

Advertisements
Advertisements

Question

One-fifth of a number is 5, find the number.

Sum

Solution

Let the number = x

According to the condition

`1/5"x" = 5`

⇒ x = 5 x 5 

⇒ x = 25

∴ Number = 25

shaalaa.com
Simple Linear Equations in One Variable
  Is there an error in this question or solution?
Chapter 12: Simple Linear Equations (Including Word Problems) - Exercise 12 (D)

APPEARS IN

Selina Concise Mathematics [English] Class 7 ICSE
Chapter 12 Simple Linear Equations (Including Word Problems)
Exercise 12 (D) | Q 1

RELATED QUESTIONS

Solve the following equation:

x + 5 = 10


Solve the following equation:

2x + 5 = 5


Solve the following equation:

14 = 27 - x


Solve the following equation:

9y -7 = 20


Solve the following equation:

`5/12`m - 12 = 48


9b – 4b + 3b = 16


8 – 7x = 13x + 8


Solve: y + 20% of y = 18


Solve: `1/2 ("x" + 5) - 1/3 ("x" - 2) = 4`


Solve: `(3"x" - 2)/7 - ("x" - 2)/4 = 2`


Solve the following equations for the unknown: 3x + 8 = 35


Solve the following equation for the unknown: `(1.5y)/(3) = (7)/(2)`


Solve the following equation for the unknown: `(2(x - 1))/(9) - (x - 1)/(2)` = 0


Solve the following equations for the unknown: `7 - (1)/sqrt(y)` = 0


Solve the following equations: a(x - 2a) +b (x - 2b) = 4ab


Solve the following equations: a(x - b) -x (x - 2b) = x + 5(x - b)


In a two-digit number, the digit at the ten's place is 4 times the digit at the unit's place.The sum of the digits and the number is 92. Find the two digit number.


The distance between two places Bangalore and Hyderabad is 660 km. Anand starts from Bangalore with a certain uniform speed while Sonu starts from Hyderabad at the same time with a uniform speed that is 4km more than that of Anand. If they meet each other after 5 hours, find the speed of each.


In a factory a worker is paid Rs. 20 per hour for normal work and double the rate for overtime work. If he worked for 56 hours in a week, find the number of hours of his normal work if he receives Rs. 1440 in all.


A man invested Rs. 35000, a part of it at 12% and the rest at 14%. If he received a total annual interest of Rs. 4460, how much did he invest at each rate?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×