Question

9th maths ch 4 extra questions

koi to send Kar do

(test, school test)
etc
khai se bhi...​

Answer 1

Answer:

Reema bought an old car for rupees 75000 and spend rupees 10000 on its repair she sold this car to Charu at a profit of 15% Charu sold to Ritu at a profit of 10% what did Ritu pay for the car​.

Solution:

75000 + 1000

76000/-

Reema sold the car to Charu at a profit of 15%.

76000 x 15/100

11400

Reema sold the car to Charu at a price of

76000 + 11400

87400/-

Now Charu sold it to Ritu at a profit of 10%.

87400 x 10/100

8740

Charu solf the car to Ritu at a price of

87400 + 8740

96140/-

Explanation:

Answer 2

Explanation:

We can fall ill if we dwell in a surrounding that has polluted air, water or any harmful insects. For example, Dengue or Malaria. Lack of personal hygiene also causes numerous diseases. Mental health always has an impact on physical health.