Quantitative Aptitude - Arithmetic Ability Questions

In the following question, select the odd word pair from the given alternatives.

ΔUVW is right angled at V. If secU = 5/3, then what is the value of tanW ?

Find the unit place digit in 192102 + 193103

The diagonal of a square is 10√2 cm, find its perimeter?

30 men working 5 hours a day can do a task in 16 days. In how many days will 40 men working 6 hours a day do the same task?

What is the total surface area (in sq cm) of a hollow cylinder open at both ends, if its length is 22 cm, external radius is 7 cm and thickness is 1 cm? (Take π = 22/7)

Which of the following option is CORRECT about the figure shown below?

What is the curved surface area (in cm²) of a hemisphere of diameter 42 cm?