One fast typist type some matter in 2hr and another slow typist type the same matter in 3hr. If both do combinedly in how much time they will finish.
No Answer is Posted For this Question
Be the First to Post Answer
22.) There are nine balls on a billiards table numbered consecutively from 1 to 9. Each ball carries the points equal to its complement of 10 for pocketing a ball. If the sum of the points obtained by pocketing the ball in the first three strokes is 8 and the sum of the points obtained by pocketing the ball in the last three strokes is 22, then which of the following cannot be the sum of the numbers written on the ball which were pocketed in the 1st, 5th and 8th stroke? (Assume in each stroke exactly one ball was pocketed and all the 9 balls were pocketed in 9 strokes) a) 19 b) 12 c) 23 d) 8 25.) 1 unit of A is made by mixing 4 units of B and 5 units of C. 1 unit of B is made by mixing 1 unit of X, 4 units of Y and 1 unit of Z. 1 unit of C is made by mixing 2 units of X, 6 units of Y and 1 unit of Z. The weight of 1 unit each of X, Y and Z is 5 kgs, 3 kgs and 8 kgs respectively. What is the total weight of Y required to make 1400 kgs of A? a) 630 kgs b) 720 kgs c) 690 kgs d) 870 kgs 26.) 10 points are chosen on a plane. Every possible pair of points is joined by a line and the midpoint of the line is marked with red colour. What is the minimum possible number points on the plane which have been marked with red colour? a) 9 b) 17 c) 27 d) 45 27.) A function F(n) is defined as F(n-1)=1/(2-F(n)) for all natural numbers n. If F(1) = 2, then what is the value of [F(1)] + [F(2)] +...+ [F(50)]? (Here, [x] is equal to the greatest integer less than or equal to x) a)51 b) 55 c) 54 d) 52
A says " the horse is not black". B says " the horse is either brown or grey." c says " the hoese is brown" At least one is telling truth and atleast one is lying. tell the colour of horse.
Find the next letter in the series B,F,J,P ---
One watch is showing 30 past 3 .What is the angle between minutes & hours hand?
The walls and roof of a room are 10 m long,8 m wide and 10 m in height is to be painted.How much will it cost at Rs.5 per sq.foot? A.1600 B.2000 C.2200 D.2400
10 Answers Cap Gemini, College School Exams Tests, GE, IS, ISRO, TCS,
f(X)= 2X-1 + f(X-1) if X is not equal to zeroandiff(X=0)=0, If f(X)-f(X-1)=f(X-8) for X>5 then X= ?
Complete the series:5,6,7,8,10,11,14,__.
Abhays age after three years will be three-seventh of his fathers age . ten years ago ,the ratio of their ages was 1:5 . what is Abhays fathers age at present ?(*** plz give explanation also***)
Person who dicided to go to weekend trip should not exceed 8 hrs driving in a day. Average speed of forward journey is 40 miles/hour . Due to traffic in sundays ,in return journey average speed is 30mph.How far he can select a picnic spot?
what is the syllabus for group-1 and upsc exam for ias also specify the age limit for both appsc and upsc exams. is there any age relaxation for divorced women.
If a passenger train takes twice to cross a freight train to overtake than to cross each other in opposite direction find how many times faster is passenger train than the freight train
how to answer aptitude questions in sbi po's exam fastly.and how to answer marketing knowlede questions.bcoz i'm a science student