Answer: everyday mans on the block
Step-by-step explanation:
Use the identity:
P(A or B)=P(A)+P(B)-P(A and B)
Substitute given values,
0.88=0.62+0.47-P(A and B)
=>
P(A and B)=0.62+0.47-0.88=0.21
A is congruent
B is congruent
C is congruent
D is not congruent
And E is the same picture as B so it is also congruent
Answer:
28
Step-by-step explanation:
70% of the 40 items are pencils.
0.70 × 40 = 28
28 of the items are pencils.
Answer:
It's negative because the number is less than one.
Step-by-step explanation:
Also, you would move the decimal to the left, instead of the right, when it was a whole number. If it was a whole number getting bigger, than the exponent would be positive, but the number is getting smaller and becoming a decimal, so the exponent is negative.
Hope this helps!
