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What is the sum of digits in multiplication 202*20002*200000002*20000000000000002*200000000000000000000000000000002 (31 zeroes in the last term)

If speed increases by 33.33%, what is the percent reduction in time taken to travel the same distance

which book is best for d i ?
which book is best for d I ?

HOw do I solve para jumbles

how to prepare for maths

how to prepare for maths

how to prepare for English part

Find the area of a trapezium whose parallel sides are of length 58cm and 42cm and whose non parallel sides are equal each being equal to 20 cm.

how to improve logical reasoning

how do i understand blood relations answers correctly to find ?