There are 200 questions on a 3 hr examination.Among these
questions are 50 mathematics problems.It is suggested that
twice as much time be spent on each maths problem as for
each other question.How many minutes should be spent on
mathematics problems, plz give detail, how to solve?
Answer Posted / ashraf
we assume that X is the time taken for each general question
then the time taken for math problem is 2X
then 150X+50(2X)=3hours
then x=(3*60)/250 min
x=18/25 min
then the time taken for math problem is 2X=2*18/25=36/25
| Is This Answer Correct ? | 59 Yes | 27 No |
Post New Answer View All Answers
f(X)=4f(X-1) THEN VALUE OF X=
Square side 7 cm. Find the area 4 equal circles of the circle lying drawn at the…
the bucket size is 10KB.it takes 0.0001 KB/milisec to fill bucket.the bucket takes 100 or 1000 milisec to reach to destination.it takes 100 milisec to pass acknowledgement from dest to source.so calculate how much time will it take to pass N KB ,write formula. i don't remember the exact figures of bucket transmission time from source to dest
A person meets a train at a railway station coming daily at a particular time . One day he is late by 25 minutes, and he meets the train 5 k.m. before the station. If his speed is 12 kmph, what is the speed of the train.
The ratio of length of a rod and its shadow is 1/sqrt(3). Find the angle of elevation.
A cycled from P to Q at 10 kmph and returned at the rate of 9 kmph. B cycled both ways at 12 kmph. In the whole journey B took 10 minutes less than A. Find the distance between P and Q.
A chain is broken into three pieces of equal lengths containing 3 links each. It is taken to a backsmith to join into a single continuous one . How many links are to to be opened to make it ?
starting from 2 upto how many numbers we need to check whether 907 is prime or not?
Complete the series 2, 7, 24, 77,__ (hint: 2*12= 24, 7*11= 77, therefore 24*10=
find 70.56/ 11.2 =?
write a program that prompts the user to enter three sides of a triangle and prints whether it is a right triangle or not.
Find the correct meaning of the following phrase: To be in the air
what types of question tricom will ask
There are two trees in a lawn. One grows at a rate 3/5 of the other in 4 years. If the total growth of trees What is the height of the smaller tree after 2 years
When the angle a, b, c, d are given find ‘x’?