Q3 of 90 Page 111

Four - fifths of a number is 10 more than two - thirds of the number. Find the number.

Let the numbers be x


According to the question



Taking LCM of 5 and 1 on LHS = 5 and LCM of 3 and 1 on RHS = 3


By cross multiplication




⇒ x = 5 × 15 = 75


So the number 75


More from this chapter

All 90 →
1

Two numbers are in the ratio 8:3. If the sum of the numbers is 143, find the numbers.

 2

of a number is 20 less than the original number. Find the number.

 4

Twenty - four is divided into two parts such that 7 times the first part added to 5 times the second part makes 146. Find each part.

 5

Find the number whose fifth part increased by 5 is equal to its fourth part diminished by 5.