TRICK 2 | Multiplication By Nines - Best Method to Multiply By 99,999,9999

Multiple ovulation embryo transfer is the best method employed in animals breeding. Why ?

The arithmaeic mean of the nine numbers in the given set {9,99,999,…..999999999} is a 9 digit number N, all whose digits are distinct. Then which digit does not appear in number

A is a number. Adding 5 and multiplying by 10. Subtract 8 from this multiplication is divided by 2, then the result becomes 151. What is the number A?

Digit not contained by arithmetic mean of the nine distinct numbers in the given set {9,99,999,9999,99999,999999,9999999,99999999,999999999}

Which is the best method of preparing 2^(@) amine ?

Which is the best method of preparing 2^(@) amine ?

Work out the following multiplication. {:(" 12345679"),(" "xx" 9"),(ulbar(" ")):} Use the result to answer the following questions. (a) What will be 12345679 xx 45? (b) What will be 12345679 xx 63? (c) By what number should 12345679 be multiplied to get 888888888? (d) By what number should 12345679 be multiplied to get 999999999?

Find solution by cross multiplication method x+y=2b,x-y=2a .

Find solution by cross multiplication method 2x+y=2,x-3y=5 .