There are four pairs (m,n) that work: (5,10), (6,6), (8,4), and (12,3).
The complete square will be
= 3
Step-by-step explanation:
Given,

or,
[ by eliminating 2 from both the sides]
To make it square

or,
[ 
or,
= 9-6
or,
= 3
Hence the correct option is B
The number of ways 4 digit numbers can be forms using the digits 0 to 9 with no number repeated is given by

The probability that one of the numbers is 9876 is given by
<u>Answer:</u>
- 40% of the total marbles are green.
<u>Step-by-step explanation:</u>
Percentage: Green marbles/Total marbles
- => 8/5 + 4 + 8 + 3
- => 8/20
<u>Percentage formula:</u>
<u />
- => 8/20 x 100
- => 8 x 5
- => 40
Hence, 40% of the total marbles are green.
Hoped this helped.

Answer:-5
Step-by-step explanation: