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Start learning 50% faster. Sign in nowThe pattern followed here is: The 1/4 th of the 1st number is subtracted from the 1st number to get the 2nd number. 432: 324 → 432 - 432/4 = 324 424: 318 → 424 - 424/4 = 318 572: 429 → 572 - 572/4 = 429 348: 257 → 348 - 348/4 = 261 ≠ 257
The average score obtained by 25 students in a class test is 68 marks. The top place was shared by 3 people who got the same score. If the lowest score ...
The average expenditure of a man for the first seven month is Rs.12000 and for the next five months is Rs.9000. If he saves 15000 in that year then find...
The ratio of number of girls to number of boys is 3: 2 in a class of 70 students. The average marks scored by the boys in Physics is 72 and the average...
In a class of 50 students, the girls are 76%. The average weight of boys is 62 kg and that of girls is 58 kg. What is the average weight (in kg) of whol...
The average age of a group of 10 friends is 27 years. If one friend leaves the group, the average becomes 25years. Find the age of the friend who left t...
In an examination the average marks of Rohit is 60. If he got 21 more marks in science and 35 more marks in maths then his average would have been 68. F...
3 years ago, the average age of a family of 5 members was 17 years. A baby being born, the average age of the family is 17 years. The present age of the...
A student's average score across five subjects is 72. If the scores in four subjects are 68, 75, 70, and 80, what is the average of the top three highes...
The average age of a group of persons going for tour to Shimla is 22 years. 25 new persons with an average age of 10 years join the group and their aver...
The average of 10 numbers is 18. When two new numbers 'a' and 'b' are added, the average increases by 2. If a - b = 30, find the value of b.
