Answer:
B. - 1/3
Step-by-step explanation:
Answer:
Step-by-step explanation:
A
lets say t is each ticket
and b is each book
0.25t + 2b = 17 that is for both
for just books
2b = 17
That would be the number of permutations of 3 from 10.
= 10P3 = 10! / 7! = 10*9*8 = 720
Answer:
A
Step-by-step explanation:
Given
= 30 ( square both sides to clear the radical )
qrv + 11 = 900 ( subtract 11 from both sides )
qrv = 889 ( divide both sides by rv )
q = 
→ A
