Exam Maths Puzzle Category

Get 56 by using 5 fives

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Exam Other Question

There are four prime numbers written in ascending order of magnitude. The product of first three is 385 and that of last three is 1001. Find the first number.
Option 1 : 5 Option 2 : 7 Option 3 : 11 Option 4 : 17
which of the following interchange of signs would make the equation correct?

8x6+2=22

A) +,x , 2 and 6
B)+,x , 6 and 8
C)+,x , 2 and 8
D)+,x , 2 and 22