App Logo

No.1 PSC Learning App

1M+ Downloads
15 : 75 =7 : x ആയാല്‍ ' x ' എത്ര ?

A25

B45

C35

D14

Answer:

C. 35

Read Explanation:

a : b = c : d ആയാൽ ad= bc ആയിരിക്കും. 15 : 75 =7 : x 15X = 75 × 7 X = (75 × 7)/15 = 35


Related Questions:

ഒരു ക്ലാസ്സിലെ ആൺകുട്ടികളുടെയും പെൺകുട്ടികളുടെയും അനുപാതം 4 : 5 ആണ് ആ ക്ലാസ്സിലെ പെൺകുട്ടികളുടെ എണ്ണം 20 ആയാൽ ആൺകുട്ടികളുടെ എണ്ണം എത്ര ?
A 600 grams of sugar solution contains 50% sugar. How much sugar (in grams) must be added so that the new mixture contains 60% sugar?
A vessel contains liquids P and Q in the ratio 5 : 3. If 16 L of the mixture is removed and replaced by same quantity of liquid Q and the ratio becomes 3:5 What is the quantity that the vessel hold ?
A and B invested money in a business in the ratio of 7 ∶ 5. If 15% of the total profit goes for charity, and A's share in the profit is Rs. 5,950, then what is the total profit?
A man invested Rs 2000 in a bank with si of 15% per annum . Another amount at 20% per annum . Total si for the whole sum after 5 years is 18% per annum find the total amount of investment ?