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Total weight of 8 boxes = 8 × 45 = 360 kg Total weight of 9 boxes = 360 + 63 = 423 kg New average = 423 ÷ 9 = 47 kg Correct Option: a
In an A.P a9 = 40, then find sum of first 17 terms of that A.P.
You are provided with three sequences below. Determine the values of P, Q, and R, and then identify the relationship among them.<...
21 is divided into three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 179. Find the smallest part.
In triangle ABC, G is the centroid. If CF, AD and 'BE' are medians on sides 'AB', 'BC' and 'CA' respectively, and area of triangle BGF is 24 cm2
If the sum of n numbers in the GP 3, 6, 12, ... is 765 then n is?
3600, 600, 120, 30, 10, ?
The marks obtained by 15 students out of a maximum of 25 in a test are given as 13, 11, 16, 15, 18, 12, 13, 14, 10, 22, 21, 20, 17, and 24. Find the sum...
Boat ‘A’ can cover 320 km in still water in 16 hours. In still water, if the ratio of the speed of boat ‘A’ to that of ‘B’ is 5:3 and the sp...
24, 29, 62, ?, 758, 3791
...If A and B are two sets such that the number of elements in A is 20, a number of elements in B is 18 and the number of elements in both A and B is 10, f...
