Which of the following represents ab = 64 ?
Which of the following represents ab = 64 ?
A8 : a = 8 : b
Ba : 16 = b : 4
Ca : 8 = b : 8
D32 : a = b : 2
Friday, August 12, 2022
In a test, a candidate secured 336 marks out of maximum marks 'x'. If the maximum marks 'x' were converted into 400 marks, he would have secured 192 marks. What were the maximum marks of the test?
In a test, a candidate secured 336 marks out of maximum marks 'x'. If the maximum marks 'x' were converted into 400 marks, he would have secured 192 marks. What were the maximum marks of the test?
A700
B750
C500
D650
Thursday, August 11, 2022
75% of a number is equal to \Large \frac{5}{8} th of another number. What is the ratio between the first number and the second number respectively?
75% of a number is equal to $\Large \frac{5}{8}^\text{th}$ of another number. What is the ratio between the first number and the second number respectively?
A 5 : 4
B6 : 5
C4 : 5
D5 : 6
Number of Students in Arts and Science faculties in an institute are in the ratio of 5 : 8 respectively. If 150 more students join Arts faculty while 80 more students join Science faculty, the respective ratio becomes 3 : 4. Originally what was the total number of students in both faculties together?
Number of Students in Arts and Science faculties in an institute are in the ratio of 5 : 8 respectively. If 150 more students join Arts faculty while 80 more students join Science faculty, the respective ratio becomes 3 : 4. Originally what was the total number of students in both faculties together?
A1100
B1294
C1370
D
None of these
Production of company A is 120% of the production of company B and 80% of the production of company C. What is the ratio between the productions of companies A, B and C respectively?
Production of company A is 120% of the production of company B and 80% of the production of company C. What is the ratio between the productions of companies A, B and C respectively?
A6 : 5 : 9
B6 : 5 : 4
C12 : 10 : 15
D10 : 12 : 15
A sum of money is divided among A, B, C and D in the ratio of 3 : 4 : 9 : 10 respectively. If the share of C is Rs. 2580 more than the share of B, then what is the total amount A and D together ?
A sum of money is divided among A, B, C and D in the ratio of 3 : 4 : 9 : 10 respectively. If the share of C is Rs. 2580 more than the share of B, then what is the total amount A and D together ?
ARs. 5676
BRs. 6192
CRs. 6708
DRs. 7224
20 boys and 25 girls from a group of social workers. During their membership drive, the same number of boys and girls joined the group (eg, if 7 boys joined, 7 girls joined). How many members does the group have now, if the ratio of boys to girls is 7: 8?
20 boys and 25 girls from a group of social workers. During their membership drive, the same number of boys and girls joined the group (eg, if 7 boys joined, 7 girls joined). How many members does the group have now, if the ratio of boys to girls is 7: 8?
A75
B65
C70
D60
