Rahul Sofat Solutions for Chapter: Percentage and Its Applications, Exercise 6: SOME NCERT TEXTBOOK QUESTIONS

In a computer lab, there are $3$ computers for every $6$ students. How many computers will be needed for $24$ students?

In a city, $30\%$ are females, $40\%$ are males and remaining are children. The percentage of children are _____.

Meeta saves $₹ 400$ from her salary. If this is $10\%$ of her salary. What is her salary $?$ (Write the answer without rupees symbol)

The population of a city decreased from $25,000$ to $24,500$. Find the percentage decrease.

Juhi sells a washing machine for $₹\mathrm{13,500}.$ She loses $20\%$ in the bargain. What was the price at which she bought it?

Find the amount to be paid at the end of $3$ years.

Principal $=₹ 1200$ at $12\%$ p.a.

(Write the answer without rupee symbol)

If the amount to be paid at the end of $3$ years is $₹k$, when Principal $=₹7500 \mathrm{at} 5\mathrm{\%} \mathrm{p}.\mathrm{a}.$, then find the value of $k$.

What rate gives $\mathrm{Rs} 280$ as interest on a sum of $\mathrm{Rs} 56,000$ in $2$ years?