Quantitative Aptitude - Arithmetic Ability Questions

35% of an alloy was silver. If in the quantity of alloy there was 119 g of silver, what was the quantity of the elements in the alloy?

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

If a+1a=1,then the value of a2-a+1a2+a+1 is a≠0

What is the slope of the line parallel to the line passing through the points (3 , -4) and (-2 , 5)?

Find the odd letters from the given alternatives.

If 4(x + 1) - 3 < 3 - x < 2x + 5; then the value of x is

If sum of Rs.1000 amount to Rs.1331 in 3 years, compounded annually. Then, find the rate of interest per annum?

The length of each side of a rhombus is 25 m and the length of one of its diagonals is 14 m. Find the area of the rhombus?