Showing:
All Grades / Mental Maths (215 questions)
-
by GIANSH GUPTA KHUNDKER
· Class 9
A trader marks goods 25% above cost price and gives 10% discount. Find the profit percentage.
Mental Maths
Comparing Quantities
thumb_up 0
people 0 answers
check_circle 0%
-
by GIANSH GUPTA KHUNDKER
· Class 9
The price of an article increases by 20% and then decreases by 20%. What is the net percentage change?
Mental Maths
Comparing Quantities
thumb_up 0
people 0 answers
check_circle 0%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
If a shop offers a "Buy 2 Get 1 Free" deal, what is the actual percentage discount you are getting on the total number of items?
Mental Maths
Comparing Quantities
thumb_up 0
people 2 answers
check_circle 100%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
A toy car originally cost ₹500. During a sale, the price was reduced by 10%, and then reduced by another 10% on the new price. What is the final price?
Mental Maths
Comparing Quantities
thumb_up 0
people 0 answers
check_circle 0%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
Which is greater: 40% of 50 or 50% of 40?
Mental Maths
Comparing Quantities
thumb_up 0
people 0 answers
check_circle 0%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
If the ratio of milk to water in a mixture is 4:1, what percentage of the total mixture is water?
Mental Maths
Comparing Quantities
thumb_up 0
people 2 answers
check_circle 100%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
A 5-digit number has the property that the number formed by its first three digits is the same as
the number formed by its last three digits (without changing the order of digits). What is the
minimum number of times any digit can appear in this number?
Mental Maths
Integers
thumb_up 2
people 10 answers
check_circle 40%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
Which digit appears in the tens place of the second largest 5-digit number formed using 1, 5 and 7, where each digit is used at least once?
Mental Maths
Playing with Numbers
thumb_up 1
people 14 answers
check_circle 57%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
In each of the 5 numbers below, the digits in the hundreds and tens places are interchanged. What will be the middle digit of the third largest number?
345, 721, 864, 173, 212
Mental Maths
Playing with Numbers
thumb_up 0
people 0 answers
check_circle 0%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
How many numbers lie between 200 and 300 in which 5 comes only one time?
Mental Maths
Integers
thumb_up 0
people 1 answers
check_circle 0%
-
by NITARA SEBASTIAN
· Class 5
A number is multiplied by 8, and then 24 is subtracted from the result. The answer is 200.
What is the original number, and what is the result of multiplying it by 8?
Mental Maths
Playing with Numbers
thumb_up 3
people 19 answers
check_circle 89%
-
by NITARA SEBASTIAN
· Class 5
Multiply 124 × 352
Mental Maths
Other
thumb_up 2
people 4 answers
check_circle 50%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
Jay likes to multiply by 3, Piyush likes to add 2 and Manik likes to subtract 1. In what order should they perform their favourite actions to convert 3 to 14 ?
Mental Maths
Integers
thumb_up 0
people 1 answers
check_circle 100%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
The thickness of each comic book is 35mm and each book stand is 5cm wide. A shelf holds 40 books and two book stands. How long(measured in m) is the shelf ?
Mental Maths
Mensuration
thumb_up 0
people 1 answers
check_circle 100%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
A matchbox is 50 mm long, 30 mm wide and 10 mm high. How many sticks can it hold if each stick has a volume of 150 cubic mm?
Mental Maths
Mensuration
thumb_up 0
people 0 answers
check_circle 0%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
How would you write 1586 in Roman Numeral ?
Mental Maths
Other
thumb_up 1
people 2 answers
check_circle 50%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
Mahatma Gandhi was born on 2nd October 1869 and died on 30th January 1948. What was his age, in Roman numerals, when he died?
Mental Maths
Knowing Our Numbers
thumb_up 0
people 0 answers
check_circle 0%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
In an examination, the seat numbers are assigned from XI to CL. How many students have enrolled for the examination ?
Mental Maths
Knowing Our Numbers
thumb_up 1
people 2 answers
check_circle 0%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
Three bells are programmed to ring after 4 minutes, 6 minutes, and 10 minutes respectively. If they all rang together at 3.00 p.m , when will they all ring together the next time ?
Mental Maths
Playing with Numbers
thumb_up 0
people 1 answers
check_circle 0%
-
by AKSHAY GURU VARADHARAJAN
· Class 5
Interchange the digit at thousands and ones place and digits at hundreds and tens place in the number 4581 and find the difference between two numbers.
Mental Maths
Playing with Numbers
thumb_up 0
people 1 answers
check_circle 100%
