Quantitative Aptitude - Arithmetic Ability Questions

The 3rd and 8th term of an arithmetic progression are -13 and 2 respectively. What is the 14th term?

Find the number that is as much greater than 39 as is less than 79.

The ratio of sand to gravel in a mixture is 7 : 8 while that between gravel and cement is 6 : 7. What is the ratio of sand to cement in the mixture?

cos(A+B) + cos(A-B) is equal to

A certain sum of money becomes double of itself in 15 years at a rate of simple interest. In how many years will it become 5 times of itself at the same rate of simple interest

Daily local train ticket costs Rs 30 and Monthly Pass costs Rs 670.8. If I buy the Monthly Pass and travel for 26 days in a month than I save?

If 5x/2 - [7(6x - 3/2)]/4 = 5/8, then what is the value of x?

Find the odd word/letters/number from the given alternatives.