A sum of money invested at simple interest becomes 13/10 of itself in 2 years and 6 months. What is the rate (in percentage) of interest per annum?
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The average of three numbers is 6. The average of the first two is 5 while the average of the last two is 8. The three numbers are:
What is the reflection of the point (-2, 5) in the line x = -1?
A hexagonal prism has 18 edges. How many vertices does it have?
Diagonals of a Trapezium ABCD with AB || CD intersect each other at the point O. If AB = 2CD, then the ratio of the areas of ΔAOB and ΔCOD is
Select the odd word/letters/number/number pair from the given alternatives.
The internal bisectors of ∠Q and ∠R of triangle PQR meet at O. If ∠P = 70°, then what is the measure of ∠QOR (in degrees)?
Which of the following is not true for a rhombus?