Answer:
8/8
Step-by-step explanation:
4/4 = 1
8/8 = 1
you can also see it in the number line that 4/4 and 8/8 are located in the same place.
Answer: a= -18/2
Step-by-step explanation:
2a + 2x3 = -12
2a + 6 = -12
2a + 6 - 6 = -12 - 6 ( subtract 6 from both sides)
2a = -18 (Divide 2 by both sides)
a= -18/2
Answer:
<em>Expected Payoff ⇒ $ 1.50 ; Type in 1.50</em>
Step-by-step explanation:
Considering that 1 out of the 100 tickets will have a probability of winning a 150 dollar prize, take a proportionality into account;

<em>Thus, Solution ; Expected Payoff ⇒ $ 1.50</em>
There are

total ways to draw any 6 numbers from the range 1 to 51, regardless of order.
Given 6 selected numbers that match those drawn by the lottery, there are

ways of rearranging them. So the probability of winning 1st prize is

Next, given 6 selected numbers of which 5 match those drawn by the lottery, there are

ways of rearranging those 5 matching numbers. There are 46 remaining numbers that didn't get drawn, so the probability of winning 2nd prize is
