Answer:
600
Step-by-step explanation:
because 60x10=600
Answer: 35
Explanation:
P(Tail) = 1/2
P(Tail) for 70 times = 1/2 x 70 = 35
Answer:
$793.00
Step-by-step explanation:
109x7=763
763+30=793
Answer: 756
Step-by-step explanation:
The president can be elected in 28 different ways. After a student is elected president, there are 27 students left to elect a vice president from. So there are 28 x 27 = 756 different arrangements.
You need x 20 to get to 10000, so do the same with 150 and get 3000, so it is 3000/10000