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Question 1:

A trader sells an article for ₹ 600 and loses 20%. At what price (in ₹) should he sell the article to earn 10% profit?

Question 2:

The value of $60 \div 5$ of $2 \times[18 \div 6 \times(12-9)$ of $5-(3-8)] \div 50$ is

Question 3:

Anjali and Bina start a business. Anjali invests $11 \frac{1}{9} \%$ of the total capital and Bina invests the remaining. If the total profit at the end of the year is ₹ $1,62,000$, then Anjali's share (in ₹) is:

Question 4:

A shopkeeper marks his goods at a price 30% higher than their cost price and allows 20% discount on every item. Find his gain percentage.

Question 5:

If $3\left(\sec ^2 \theta+\tan ^2 \theta\right)=5,0^{\circ}<\theta<90^{\circ}$, then the value of $\operatorname{cosec} \theta$ is:

Question 6:

Find the total surface area of a sphere whose radius is $63 \mathrm{~cm}$.

Question 7:

A factory requires 42 machines to produce a certain number of articles in 63 days. It is proposed to produce the same number of articles in 54 days, using ${x}$ machines. The value of $4 x$ is:

Question 8:

A solid sphere of radius $2 \mathrm{~cm}$ is melted to convert in to a wire of length is $100 \mathrm{~cm}$. The radius of the wire.

Question 9:

A and B together can complete a piece of work in 16 days. They worked together for 7 days and then A alone finished the remaining work in 21 days. B alone can complete the work in ___ days.

Question 10:

The length, breadth and height of a cuboid are in the ratio $1: 2: 3$. If its total surface area is $1100 \mathrm{~cm}^2$, then its volume (in $\mathrm{cm}^3$ ) is :