Advertisements
Advertisements
प्रश्न
Irfan says that he has 7 marbles more than five times the marbles Parmit has. Irfan has 37 marbles. How many marbles does Parmit have?
Advertisements
उत्तर
Let Parmit’s marbles equal x.
5 times the number of marbles Parmit has = 5x
5x + 7 = 37
5x = 37 − 7 ...(Transposing 7 to R.H.S.)
5x = 30
Dividing both sides by 5,
`(5x)/5 = 30/5`
x = 6
Therefore, Parmit has 6 marbles.
APPEARS IN
संबंधित प्रश्न
Set up equation and solve them to find the unknown number in the following case:
When I subtracted 11 from twice a number, the result was 15.
Sachin scored twice as many runs as Rahul. Together, their runs fell two short of a double century. How many runs did each one score?
Solve the following riddle:
I am a number,
Tell my identity!
Take me seven times over
And add a fifty!
To reach a triple century
You still need forty!
In a Mathematics quiz, 30 prizes consisting of 1st and 2nd prizes only are to be given. 1st and 2nd prizes are worth ₹ 2000 and ₹ 1000, respectively. If the total prize money is ₹ 52,000 then show that:
The equation formed is ______.
Six times a number is 10 more than the number.
Mohan is 3 years older than Sohan. The sum of their ages is 43 years.
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.
9 added to twice a number gives 13. Find the number.
Each of the 2 equal sides of an isosceles triangle is twice as large as the third side. If the perimeter of the triangle is 30 cm, find the length of each side of the triangle.
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.
