Quantitative Aptitude - Arithmetic Ability Questions

In ΔXYZ measure of angle Y is 90°. If cosecX = 17/15, and XY = 4cm, then what is the length (in cm) of side YZ?

The marked price of an article is Rs 2400. It is sold at two successive discounts of 10% and 15%. What is the selling price (in Rs) of the article?

If 2x + 3y = 0 and 3x ­- 4y = 34, then x ­- y = ______

Which of the following is correct?

What is the simplified value of (cotA + tan B)/(cot B + tan A)?

Gautam travels 160 kms at 32 kmph and returns at 40 kmph. Then average speed is

Three electronic devices make a beep after every 48 sec, 72 sec and 108 sec respectively. They beeped together at 10 a.m. The time when they will next make a beep together at the earliest is

If x = 2+32-3, then what is the value of x2+x-9 ?