If the radius of a circle is increased by 21%, then its area will increase by what percent?
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The marked price is 10% higher than the cost price . A discount of 10% is given to the marked price . In this kind of sale the seller
Seven years ago, the average age of A, B and C was 51 years. If A is 3 years older than B and B is 3 years older then C then the present ages of A, B and C are ( in year)
What is the length of the arc whose central angle is 30° and radius of the circle is 21 cm?
Find the unit place in 194102+294103
A box weighs 8.5 kg when full of sand and weighs 5.5 kg when it is half filled with sand . Weight of the empty box is
Marked price of an article is Rs 3600 and selling price is Rs 3132. What is the discount percentage?
Ajay can do a painting in 12 days. Amit is 70% more efficient than Ajay. What is the number of days Amit would need to finish the same painting?
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