This document contains a list of 20 mental math questions covering various topics such as: factors of numbers, adding/subtracting angles, finding distances, averages, products, differences, and conversions between units. The questions are for a mental math exam and range from basic arithmetic to more complex multi-step word problems.

1. •NUMBER OF DIFFERENT PRIME FACTORS OF THE NUMBER 60 IS?
•WHAT ANGLE MUST BE ADDED TO 180 DEGREES TO BE STRAIGHT
ANGLE?
•HOW MANY FACTORS ARE THERE OF NUMBER 12?
•WHICH IS THE SMALLEST NUMBER THAT CAN BE ADDED TO 787
TO GET 1000?
•WHAT WILL BE THE TIME 3 HRS 40 MNTS BEFORE 1:20 PM?
MENTAL MATH SUB JUNIOR
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2. WHICH IS THE SMALLEST NUMBER THAT MUST BE MULTIPLIED
TO 125 TO GET 1000?
WHAT WAS THE RAM’S AGE 10 YEARS BEFORE IF HE IS 10 YEARS
YOUNGER THEN RAJU WHOSE PRESENT AGE IS 35 YEARS?
THE PRODUCT OF0.3 AND 0.02 IS
2*3*4*0=?
•HOW MANY WHEELS ARE THERE IN 8 TRICYCLES?
MENTAL MATH SUB JUNIOR
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3. RAJU WALKS AROUND THE SQUARE PARK OF SIDE 50m TWO
TIMES. HOW MUCH DISTANCE DOES HE COVER?
5+5X5÷5=?
WHAT IS THE DIFFERENCE BETWEEN (0.2X0.8) AND (0.2X8)?
THE PRODUCT OF 3 ½ AND 5 1/7 IS?
THE VALUE OF A CUBE OF SIDE 5m IS
MENTAL MATH SUB JUNIOR
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4. 2/5 OF 1 KG IN GRAM IS
2.834x______=2834
THE SUM OF 1/2 AND 3/4 IS?
THE MEASURE OF COMPLETE ANGLE IS
HOW MANY LINES CAN PASS THROUGH TWO GIVEN POINTS?
MENTAL MATH SUB JUNIOR
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5. MMC IN ROMAN NUMERAL STANDS FOR
THE DIFFERENCE OF 5474 AND 983 IN ESTIMATION IS
THE DIFFERENCE IN VOLUME OF CUBE OF EDGE 10cm AND
CUBOID OF DIMENSIONS 25cmx8cmx5cm IS
THE NUMBER OF DAYS FROM 5th FEBRUARY 2008 TO 23RD
MARCH 2008
WHAT IS THE AVERAGE OF FIRST SIX WHOLE NUMBERS?
MENTAL MATH SUB JUNIOR
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