Combinatorics | Number Theory Answers

Questions: 665

Answers by our Experts: 582

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Search & Filtering

A printer numbers the pages of a book starting with one and uses 3189 digits in all. How many pages does the book have?
How do I find the answer? let n=9+99+999+…+9999…9;where the last number consist of 1999 digits of 9.How many times will the digit 1 appear in n ?
1. Daniel chooses some distinct subsets of {1,...... ,2019 }such that any two distinct subsets chosen are
disjoint. Compute the maximum possible number of subsets he can choose.

3. Compute the smallest positive integer that can be expressed as the product of four distinct integers.
Five animals are assigned five different treatments. In how many ways can this be done.
f(y)=y repeated y times,for example f(3)=333,f(5)=55555.
then a=f(2001)+f(2002)+f(2003)+(2004)+(2005)+.......(2012)+(2013)+(2014)+(2015).
what is the remainder upon division of a by 3 ?
2018^2019-20119^2018 divided by 5 what is the remainder?
2018=3(mod5) meaning and explain
5 visitors are sitting in a room. Each one likes ROSMALAI or RAJVOG, As least one likes RAJVOG . Given that between any two students at least one likes ROSMALAI. How many visitors like RAJVOG ?
further info: ROSMALAI or RAJVOG are names of sweet?
explain the answers please?
1.
what is the difference between L,C.M of all the numbers from 1 to 12 and L.C.M of all the numbers from 1 to 11?
2.
from 1 to 150. how many integers are multiples of 3 or 6 but not of 5
'assasination'
How many words can be made with 5 letters.
LATEST TUTORIALS
New on Blog
APPROVED BY CLIENTS