Quantitative Aptitude - Arithmetic Ability Questions

30% discount is offered on an item. By applying a promo code the customer wins 5% cash back. What is the effective discount?

Simplify the equation 0.733+0.2730.732+0.272-0.73×0.27

∆ABC is right angled at B. If m∠A = 30°., then Sec C =?

The average weight of Shivshankar, Gopesh and Reena is 97 kg. If the average weight of Shivshankar and Gopesh is 93 kg and that of Gopesh and Reena is 82 kg, then the weight of Gopesh is

In a match, average of runs scored by 7 players is 53. If the runs scored by 6 players are 121, 40, 26, 56, 37 and 48, then how many runs did the 7th player scored?

If x/y = 4/9, then what is the value of (7x2 – 19xy + 11y2)/y2 ?

If a + b = 10 and ab = 24, then what is the value of a3 + b3?