Answer:
28
Step-by-step explanation:
just multiply width times length 4*7=28
Answer:
His expected value is -2
Step-by-step explanation:
Five hundred raffle tickets are sold for $3 each
One prize of $500 is awarded.
Expected value =
Probability of winning =
If won the price he gets = 500
But he also paid $3 to buy ticket
So, the actual price he got = 500-3= 497
Probability of not winning =
So, Expected value=
=
Hence his expected value is -2
1/2 probability of 1 flip
1/2 x 1/2 x 1/2 x 1/2 = 1/16 probability
Its 36 because 4×9=36 and 12×3 is 36. hope this helps.
Answer:
x = 49/15
Step-by-step explanation:
15x - 30 x 0 + 40 = 89 PEMDAS
15x + 40 = 89 Isolate the variable
15x = 49
x = 49/15