App Logo

No.1 PSC Learning App

1M+ Downloads
Two numbers are in the ratio of (1 ½): (2 2/3). When each of these is increased by 15, the ratio changes to 1 2/3: 2 ½. The larger of the numbers is,

A48

B42

C56

D64

Answer:

A. 48

Read Explanation:

(1 ½): (2 2/3) =>3/2 : 8/3 =>9:16 1 2/3: 1 ½ =>5/3 : 5/2 =>2:3 9x+15/16x+15 =2/3 27x+45 = 32x+30 5x= 15 x=3 larger number is, 16x= 48


Related Questions:

ഒരു ക്ലാസിലാകെ 550 വിദ്യാർഥികളുണ്ട്. ആൺകുട്ടികളുടെയും പെൺകുട്ടികളുടെയും അനുപാതം 6 : 5 ആണ്. അനുപാതം 5 : 6 ആക്കുന്നതിനായി എത്ര പെൺകുട്ടികളെ കൂടി ചേർക്കേണ്ടതുണ്ട്?
If (x + 1) ∶ (x + 5) ∶∶ (x + 17) ∶ (x + 53) then what is the mean proportional between (x + 5) and (9x – 1) where x > 0?
615 coins consist of one rupee, 50 paise and 25 paise coins. Their values are in the ratio of 3 : 5 : 7, respectively. Find the number of 50 paise coins.
Two alloys A and B contain copper and zinc in the ratio 7 : 2 and 5 : 3 respectively. How many kg of A and B must be melted in order to get an alloy of 44 kg containing copper and Zinc in the ratio 3 : 1?
The ratios of acid and water in vessels A and B are 4 : 5 and 7 : 5, respectively. In what ratio should the contents of A and B be mixed to get a solution containing 50% acid?