The sum of two numbers is 25 and their difference is 13. Find their product.
A). 104
B). 114
C). 315
D). 325
The sum of two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is:
A). 10
B). 12
C). 15
D). 16
The sum of two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is:
A). 10
B). 12
C). 15
D). 16
The sum of the numbers is 264. If the first number be twice the second and third number be one-third of the first, then the second number is:
A). 48
B). 54
C). 72
D). 84
The product of two natural numbers is 17. Then, the sum of the reciprocals of their squares is:
A). 1/289
B). 289/290
C). 290/289
D). 289