Get The Wrong Idea

AL/RATIO & PROPORTIONS 001   1.        If a : b = 5 : 9 and b : c = 4 : 7. Find a : b : c 2.        If a : b = 2 : 3 , b : c = 4 : 5 and c : d = 6 : 7, then a : d is                     I.             Find a :   b : c : d 3.        The number to added to each of the numbers 7,16,43,79 to make the number in proportion is 4.        If A : B : C =   2: 3: 4 then   is equal to 5.        If A : B =   , B : C =   and C : D =   then ratio A : B : C : D is 6.        2A = 3B = 4C then A : B : C is 7.  ...

AL/PERCENTAGE 001   1.        Evaluate a) 28% of 450 + 45% of 280 b) 16 2/3 % of 600gm – 33 1/3 % of 180gm c) 860% of 50 + 50% of 860 2.        a) 2 is what percent of 50 b) ½ is what % of 1/3 c) What percent of 7 is 84 3.        Which is the greatest in 16 2/3 %. 2/15 , 0.17 4.        If the sale tax be reduced from 3 ½% to 3 1/3% then what difference does it make to a person who purchases an article with marked price of Rs.8400 5.        An inspector rejects 0.08% of a meters as defective. How many will he examine to reject 2 6.        In an election between two candidates, 72% of the voters cast their voles. Out of which 2% of the votes were declared invalid. A candidate got 9261 votes which were 75% of the total valid votes. Find t...