Quantitative Aptitude - Arithmetic Ability Questions

20% discount is offered on an item. By applying a promo code the customer wins 10% cash back. What is the effective discount?

In the given figure, MNOP is a parallelogram. PM is extended to Z. OZ intersects MN and PN at Y and X respectively. If OX = 27 cm and XY = 18 cm, then what is the length (in cm) of YZ?

Average age of a team having 12 players is 23 years. If the age of the coach is also included, then the average age increases by 2 years. What is the age (inyears) of the coach?

Type 1 workers can do three times the work of Type 2 workers. Twelve Type 1 workers can complete a task in 10 days. How many days would it have taken 4 Type 1 and 8 Type 2 workers to complete the same task?

A dealer marks a washing machine for Rs. 7500, and allows a discount of 6% on it. Find the selling price

Select the odd letters from the given alternatives.

If (x+a) is the H.C.F of 2x2+5x-12 and x2+x-12 then find the value of a.

When a number is increased by 28, it becomes 107% of itself. What is the number?