(A) 19.8
(B) 17.5
(C) 12.5
(D) 22.3
From the salary of shreya, 15% is deducted as house rent, 15% she spends on children’s education and 20% on watching movies. If her savings are Rs.8450/- then her total salary is:
(A) 2360
(B) 13500
(C) 16900
(D) 11520
John went to a shop and bought things worth Rs. 75, out of which 90 Paise went on sales tax on taxable purchases. If the tax rate was 18%, then what was the cost of the tax free items?
(A) 34.5
(B) 69.1
(C) 76.4
(D) 98.9
Siegbahn is a unit of?
(A) Power
(B) Time
(C) Distance
(D) Weight(Metric)
Weber is a unit of?
(A) Magnetic flux
(B) Power
(C) Speed of ship
(D) Temperature
Gun Powder was invented by?
(A) Alfred Nobel
(B) Fleming
(C) Albert Einstein
(D) Roger Bacon
Benjamin Franklin is famous for invention of?
(A) Barometer
(B) Bifocal spectacles
(C) Radio
(D) Hygrometer
Laszlo and George Biro invented which piece of writing instrument in 1938?
(A) Jet Plane
(B) Fountain Pen
(C) Hovercraft
(D) Ballpoint Pen