Quantitative Aptitude - Arithmetic Ability Questions

What is the angle between the two hands of a clock when the time shown by the clock is 8 p.m.?(in degrees)

If Tan θ = 4/3, then what is the value of Sin θ?

If sec -5π/4 = x, then the value of x is

The number of pupils of a class is 55. The ratio of the number of male pupils to the number of female pupils is 5: 6. The number of female pupils is

The radius of a sphere and hemisphere are same. The ratio of their total surface area is

The mean deviation of the data 3, 10, 10, 4, 7, 10, 5 is :

Selling price of a calculator is Rs 13924 and profit percentage is 18%. If selling price is Rs 10266, then what will be the loss percentage?

Mummy can bake 75 cakes in 15 hours, Mummy and Sister together can bake 120 cakes in 20 hours. How many cakes Sister can bake in 30 hours?