Question

A lottery consists of selecting five white numbers between 1 and 35 and two blue numbersbetween 1 and 40. How many combinations of numbers are there?

Answer 1

A lottery consists of selecting five white numbers between 1 and 35 and two blue numbers

between 1 and 40. How many combinations of numbers are there?

we have that

the formula for Combinations is equal to

`C(n,r)=(n!)/((n-r)!\cdot r!)`

For the white numbers

n=35

r=5

substitute the gi