Jobs Test MCQs

Lactometer is a type of Hydrometer which is used to measure the specific gravity of :
a) Honey
b) Water
c) Milk
d) olive oil
e) None of these

ans milk

Math Percentage Question Formula and Tricks
If there is increase of X% and subsequently X% decrease then there is always loss / decrease in the condition.
Formula/Trick = ( X²/100) %

Example ; If Ali salary is increase by 50% and subsequently decrease by 50%. How much percentage loss?

Ans ;. By trick ---- 50x50/100= 25% decrease/loss.
Assignment
Q=1 If Zahid salary increase by 25% and subsequently decrease by 25%.then what effect on original salary?.

TYPE 2.
if A is P% more than B. then B is less than by A.

Formula/Trick = P/(100-P)x100.
Example; If Ali age is 20% less than nadia than nadia age is how many percentage more than Ali?.

Ans; 20/(100-20) * 100.
20/80 *100. = 2/8 *100= 1/4 *100= 100/4 =25%

Words_Taking_more_than_one_Preposition
1. Accompany:
A. By (for living beings).
The Prime Minister was accompanied by the members of his cabinet.
B. With (things).
His lecture was accompanied with subtle analysis of concepts.