NMS Math week 2023

Which is the 21st prime number

(a)  

Giga stands for (a)  

Who created i (iota) as an imaginary number

(a)  

A car travels at 75 kmph. (a)   meters it travels in one minute.

Two cubes of edge 5 cm is joined end to end. the volume of the resulting solid is (a)   cubic cm

A student chose a number, multiplied it by 2 then subtract 138 from the result what number he chose? (a)  

Which term of the progression is 4, 9, 14, …..is 109?

(a)  

The volume of sphere is 113.1m³. Its radius is (a)   m

The sum of squares of two consecutive odd positive integers is 290. The numbers are ......... and ...........

(a)  

The range of signum function is (a)