Question : What will happen to the level of water in a vessel when a piece of ice floating in it melts?

Option 1: Decreases

Option 2: Increases

Option 3: Remains same

Option 4: First increases and then decreases

Question : If the average cost falls, the marginal cost 

Option 1: increase at a higher rate

Option 2: to fall at the same rate

Option 3: increases at a lower rate

Option 4: to fall at a higher rate

Question : Which of the following statements is correct?

Option 1: Atomic radius increases across a period and decreases down a group in the periodic table.

Option 2: Atomic radius decreases across a period and increases down a group in the periodic table.

Option 3: Atomic radius decreases across a period and down a group in the periodic table.

Option 4: Atomic radius increases across a period and increases down a group in the periodic table.

Question : _____ is a situation of a low rate of interest in the economy where every economic agent expects the interest rate to rise in future and consequently bond prices to fall, causing capital loss.

Option 1: Liquidity trap

Option 2: Revenue deficit

Option 3: Parametric shift

Option 4: Paradox shift

Question : The rate of interest per annum at which the total simple interest of a certain capital for 1 year is equal to the total simple interest of the same capital at the rate of 5% per annum for 2 years, is:

Option 1: $\frac{5}{2}$%

Option 2: $10$%

Option 3: $25$%

Option 4: $12.5$%