Related Questions

Two hundred multiples of seven are chosen at random. and 300 multiples of eight are chosen at random. Approximately what percentage of the 500 selected numbers are odd?
A 20%
B 25%
C 40%
D 80%
How many positive integers less than ten thousand are multiples of both eight and eighteen.
A 70
B 72
C 138
D 139
The product P of two prime numbers is between 9 and 55. If one of the prime numbers is greater than 2 but less than 6 and the other is greater than 13 but less than 25, then P =
A 15
B 33
C 34
D 51
How many positive integers less than 100 are neithe multiples of 2 or 3.
A 30
B 31
C 32
D 33
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?
A O is the shortest of the group.
B N is the second tallest of the group.
C L is the tallest of the group.
D Q is the third oldest of the group.
Sum of 4 consecutive even numbers is greater than three consecutive odd numbers by 81 . If the sum of the least odd and even numbers is 59 then find the sum of largest of odd and even numbers is 59 then find the sum of largest odd and even numbers.
A 69
B 53`
C 65
D 72
In a group of students, 80% of the students weigh less than 60 kg and a total of 32 student weigh less than 50 kg. If 60% of the students weigh at least 50 kg, how many of the students weigh at least 50 kg but less than 60 kg?
A 32
B 36
C 40
D None of these
There are two numbers, 1 number is 12 more than the 2"d number. The average of the two numbers is 19. If 2 is added in both numbers, find the ratio of the numbers.
A 5:9
B 11:9
C 4:9
D 9:5
There are two numbers, 1st number is 12 more than the 2nd number. The average of the two numbers is 19. If 2 is added in both numbers, find the ratio of the numbers.
A 5 : 9
B 11 : 9
C 4 : 9
D 9 : 5
There are two numbers , 1 st number is 12 more than the 2nd number . The average of the two numbers is 19. If 2 is added in both numbers , find the ratio of the numbers .
A 5 : 9
B 11 : 9
C 4 : 9
D 9: 5

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