If a + b + c = 0, then a³+b³+c³ is equal to 

If 2sin² θ – 3 sin θ + 1 = 0,   θ being positive angle, then the values of θ are : 

The value of sec⁴ A (1 – sin⁴A) – 2tan²A is: 

A man buys a table and a chair for 500. He sells the table at a loss of 10 % and the chair at a gain of 10 %. He still gain ₹10 on the whole. The cost price of chair in rupees is 

Arun buys one kilogram of apples for Rs . 120 and sells it to Swati gaining 25 %. Swati sells it to Divya and Divya again sells it for Rs. 198, making a profit of 10 %. What is the profit percentage made by Swati? 

A trader purchased a gift box for Rs. 150. What should be the marked price on the gift box so that after allowing a discount of 10 %, he makes a profit of 10 %? 

If a²+b²+c² = 2(a – b – c) – 3 then the value of 4a – 3b + 5c is 

If the sum and difference of two number are 20 and 8 respectively, then the difference of their squares is: