App Logo

No.1 PSC Learning App

1M+ Downloads
A certain sum is divided among A, B and C in such a way that A, B and C in such a way that A gets 80 more than one fourth of the sum. B gets 120 less than 3/5 of the sum and C gets Rs.280. What is the total sum?

A1224

B1786

C1600

D1860

Answer:

C. 1600

Read Explanation:

Total sum =X A= X/4 + 80 B= 3X/5 -120 C=280 Total sum(X) = (X/4) +80+ (3X/5)-120+280 X= (5X+12X)/20 + 240 X – (17X/20) = 240 3X/20 = 240 X = 1600


Related Questions:

ടാങ്കിന്റെ 1/4 ഭാഗത്തിൽ 135 ലിറ്റർ വെള്ളം ഉൾക്കൊള്ളാൻ കഴിയും. 180 ലിറ്റർ വെള്ളം ഉണ്ടെങ്കിൽ ടാങ്കിന്റെ എത്ര ഭാഗമാണ് നിറഞ്ഞിരിക്കുന്നത്?
P : Q = 5 : 6 ഉം R : Q = 25 : 9 ഉം ആണെങ്കിൽ P : R ൻ്റെ അനുപാതം എന്താണ്?
Three numbers A, B and C are in the ratio 4 ∶ 5 ∶ 8, If each number is increased by 15%, 24% and 35%, respectively, then the new ratio of the numbers will be:
Annual incomes of A and B are in the ratio 4:3 and their annual expenses in the ratio 3:2. If each saves 60,000 at the end of the year, the annual income of A is
Aruna has a younger sister whose age is 8 years less than that of Aruna. If Aruna's sister's age is 18years. then Aruna's age.