The circumference of a circle is equal to the perimeter of an equilateral triangle. If the radius of the circle is 7 cm what is the length of the side of the
equilateral triangle?
1). $\frac{22}{3}$ cm
2). $\frac{44}{3}$ cm
3). 44 cm
4). 22 cm
A can do a work in 15 days and B in 20 days. If they work on it together for 5 days, then what fraction of work is left?
1). $\frac{2}{9}$
2). $\frac{3}{10}$
3). $\frac{5}{12}$
4). $\frac{1}{4}$
In a Rhombus ABCD, measure of angle CAB is 25°, what is the measure of angle ABC?
1). 65°
2). 50°
3). 40°
4). 130°
Select the related word/letters/number from the given alternatives.
989 : 26 :: 868 : ?
1). 32
2). 22
3). 10
4). 21
Which part of the brain is responsible for triggering actions like thinking, intelligence, memory and ability to learn?
1). Diencephalon
2). Hypothalamus
3). Cerebrum
4). Control