Advertisements
Advertisements
प्रश्न
Set up equation and solve them to find the unknown number in the following case:
One-fifth of a number minus 4 gives 3.
Advertisements
उत्तर
Let the number be x.
one-fifth of this number = `x/5`
`x/5 - 4 = 3`
`x/5 = 3 + 4` ...(Transposing - 4 to R.H.S)
`x/5 = 7`
multiplying both sides by 5,
`(x xx 5)/5`
= 7 × 5
x = 35
APPEARS IN
संबंधित प्रश्न
Set up equation and solve them to find the unknown number in the following case:
If I take three-fourths of a number and add 3 to it, I get 21.
People of Sundargram planted trees in the village garden. Some of the trees were fruit trees. The number of non-fruit trees was two more than three times the number of fruit trees. What was the number of fruit trees planted if the number of non-fruit trees planted was 77?
Sum of two numbers is 81. One is twice the other.
The equation formed is ______.
13 subtracted from twice of a number gives 3.
One-fifth of a number is 5 less than that number.
The interest received by Karim is ₹ 30 more than that of Ramesh. If the total interest received by them is ₹ 70, find the interest received by Ramesh.
Subramaniam and Naidu donate some money in a Relief Fund. The amount paid by Naidu is ₹ 125 more than that of Subramaniam. If the total money paid by them is ₹ 975, find the amount of money donated by Subramaniam.
After 20 years, Manoj will be 5 times as old as he is now. Find his present age.
One of the two numbers is twice the other. The sum of the numbers is 12. Find the numbers.
Follow the directions and correct the given incorrect equation, written in Roman numerals:
Move one matchstick to make the equation valid. Find two different solutions.
