Question

24.Rohan spends Rs.X daily and saves Rs. Y per day. What is his income after 3 weeks? 25.Express each percent as fractions in the simplest form (1)0.4%(ii) 28%​

Answer 1

Answer:

Thanks for points thank you so much

Answer 2

Step-by-step explanation:

Amount of money spend in 1 day = x

So, amount of money spend in 7 days = (7x)

⇒ Amount of money spend in 1 week = (7x)

Amount of money saved in 1 week = y

∴ Income in 1 week = (7x + y)

So, income in 3 weeks = [3 x (7x + y)]

= (21x + 3y)