Quantitative Aptitude - Arithmetic Ability Questions

Jason decides to borrow money for a holiday. If a personal loan is taken over 4 years with equal quarterly repayments at 12% p.a. flat rate (simple interest), calculate the effective rate of interest.

Jan invested $210 with a building society in a fixed deposit account that paid 8% p.a. simple interest for 18 months. How much did she receive after the 18 months?

In 100 m race, A covers the distance in 36 seconds and B in 45 seconds. In this race A beats B by

Solve the following

36- [18 - {14 - (15 - 4 / 2 x 2)}]

Derrick's dad bought new tires for $900 using a credit card. His card has an interest rate of 19%. If he has no other charges on his card and does not pay off his balance at the end of the month, how much money will he owe after one month?

A can run 22.5 m while B runs 25 m. In a kilometre race B beats A by

Let K and L be events on the same sample space, with P (K) = 0.8 and P (B) = 0.6. Are these two events are disjoint ?

Find the average of first 20 multiples of 9.