Question

the age of Leena and Heena are in the ratio 7:5 ten years hence the ratio of their ages will be 9:7 . find their present age .​

Answer 1

Answer

Present age of Leena is 35 years

and present age of heena is 25 years

Step-by-step explanation

• Step-by-step explanationLET'S BE THERE PRESENT AGE BE X

• SO, (7x + 10) = 9 and (5x + 10) = 7

Cross Multiple

• Then,
• $\frac{7(7x + 10)}{9(5x + 10)}$
• 49x + 70 and 45x + 90

• 49x - 45x and 90 - 70

• So, 4x and 20
• $x \: = \frac{20}{4}$
• X = 5

• So the present age of Leena and Heena

• $7 \times 5 = 35 \\ 5 \times 5 = 25$
• the present age of leena is 35 years and present age of heena is 25 years

Answer 2

Answer:

Present age of Leena and Heena will be 35 years and 25 years respectively

Step-by-step explanation:

Explained in the attachment