Multiplication of unit digit 5

3 2 5 1 7 2 8 5 9 3 5 5 4 1 6 5 3 8 5 4 3 5 1 3 2 5 6 In the above sequence in some cases, the multiplication of the two digits which immediately precede the digit '5' exceeds the multiplication of the two digits which immediately follow that digit. How many such 5's are there ? 1) 7 2) 6 3) 5 4) 4 5) None of these

The multiplication of a three-digit number XY 5 with digit Z yields X 215. What is X+Y+Z equal to?

In a two-digit number, tens digit is a multiple of the units digit. The sum of the number and the number formed by reversing the digits is 132. Which of the folloiwng can be the product of the two digits ?

20x3 is a multiple of 3 if the digit x is ______ or ______ or ______.

Rounding OF Significant Digits||Addition and Subtraction in Significant Digit||Multiplication and Division Significant Digits Discussion HW - 7 to 8

Rounding OF Significant Digits||Addition and Subtraction in Significant Digit||Multiplication and Division Significant Digits Discussion HW - 7 to 8

In the MOCK test of CAT at 'IIM' a student while doing the multiplication reversed the digits (i.e, tens to unit and unit to tens) of both the numbers respectively, still his answer was correct. Such a pair of numbers is :