Johnny ate 8 pies in 5 minutes
He must have ate 1 pie in (5/8) minutes
(5/8) minutes = 5/8 * 60 = 75/2 = 37.5 seconds
On each pie he spent 37.5 seconds.
Be your self and always be kinda
<span>20(−1.5r + 0.75)
here, you need to distribute the "20" to the inside of your parentheses. you'll be multiplying 20 and -1.5 first:
-30r
then 20*0.75 second:
-30r + 15 is your expanded expression. you can't combine like terms any further.</span>
Answer:
210
Step-by-step explanation:
we have given significance level α=3% =0.03
level of significance is nothing but the chances of rejecting a null hypothesis by the test when it given that it is correct. it is denoted by α it also defined as the
level of significance =1 - confidence level
now statistically significant test =0.03×7000=210
so the expected value of statistical significant is 210