Quantitative Aptitude - Arithmetic Ability Questions

If the hour hand of a clock moves by 18 deg then by how many degrees does the minute hand move during the same time?

P and Q are two alloys which are prepared by mixing tin and lead in the ratio of 12 : 5 and 4 : 3 respectively. If equal quantities of alloys are melted to form athird alloy R, then what is the ratio of tin and lead in alloy R?

What is the value of [1 – tan (90 – θ) + sec (90 – θ)]/[tan (90 – θ) + sec (90 – θ) + 1]?

In what ratio sugar at Rs 30/kg should be mixed with sugar at Rs 45/kg so that on selling the mixture at Rs 42/kg there is a profit of 20%?

A solid cylinder has radius of base 14 cm and height 15 cm. 4 identical cylinders are cut from each base as shown in the given figure. Heoght of small cylinder is 5 cm. What is the total surface area of the remaining part?

In the following question, select the odd letters from the given alternatives.

What least value must be assigned to '*' so that the numbers 451 *  603 is exactly divisible by 9?

If m+n=1, then the value of m3+n3+3mnis equal to