16/18 is the equivalent to 8/9
Answer:
6
Step-by-step explanation:
6²+x-x²=12+3-9
=15-9
=6
Answer:
-19 is the correct answer
Answer:
15/322
Step-by-step explanation:
There are 12 tests of test A, and there are 12 tests of test B.
For the student to get A, it is a 12/24 chance.
For the next student, it is a 11/23 chance
For the next 10/22
For the next 9/21
12/24*11/23*10/22*9/21=15/322
15/322 chance
Area=basexheight
Area=9x4
Area=36