If the operation * is defined by a * b = a + b ab, then 5 * 7 equals

If the operation * is defined by a * b = a + b ab, then 5 * 7 eq

1.	If the operation * is defined by a * b = a + b ab, then 5 * 7 equals
A.	12
B.	47
C.	23
D.	35
Answer» D. 35

Discussion

No Comment Found

Related MCQs

Find the maximum number of trees which can be planted 20 m apart on the two sides of a straight road 1760 m long.
When 1/7 of a number is subtracted from the number itself, it gives the same value as the sum of all the angels of a triangle. What is the number ?
In a two digit positive number the unit digit is equal to the square of ten's place digit. The difference between the original number and the number formed by interchanging the digit is 54. What of 40% of the original number?
In a division sum, the divisor is ten times the quotient and five times the remainder. If the remainder is 46, then find the dividend ?
In a three-digit number, the digit in the unit's place is four times the digit in the hundred's place. If the digit in the unit's place and the ten's places are interchanged, the new number so formed is 18 more than the original number. If the digit in the hundred's place is one third of the digit in the ten's place, then what is 25% of the original number ?
In an examination paper of five questions 5% of the candidates answered all of them and 5% answered none. Of the rest 25% candidates answered only one question and 20% answered 4 question. If 396 candidates answered either 2 question or 3 question. The number of candidates that appeared for the examination was
The product of two consecutive odd number is 6723. What is the greater number ?
When 335 is added to 5A7, the result is 8B2. 8B2 is divisible by 3. What is the largest possible value of A ?
If a =16 and b= 5, the value of (a2+ b2+ ab) / (a3 - b3) is ?
The number (10n-1) is divisible by 11 for ?

If the operation * is defined by a * b = a + b ab, then 5 * 7 equals

Discussion

No Comment Found

Related MCQs

Reply to Comment