Ateacher has a set of 12 problems to use on a math exam. the teacher makes different versions of the exam by putting 10 questions on each exam. how many different exams can the teacher make?

66 ways

Step-by-step explanation:

Given that a teacher has a set of 12 problems to use on a math exam. The teacher makes different versions of the exam by putting 10 questions on each exam.

Available questions =12

Problems to be made out of these 12 = 10

Since order does not matter in the question paper having problems, this is a question of combination.

This can be done in 12C10 ways

answer: sorry i can't you.

step-by-step explanation:

10.416 meters per second

step-by-step explanation:

distance=1 00 meters

time= 9.6 seconds in decimal form or 9 3/5 as a mixed number

average speed= 100/9.6

=10.416 meters per second or 10 52/125 as a mixed number.