Solve the problem.Find the expected number of girls in a family of 3 children.
A. 2
B. 2.5
C. 1.5
D. 2.25
Answer: C
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Convert the numeral to a numeral in base ten.2301fifteen
A. 7426 B. 3465 C. 496 D. 346
Write the decimal in numbers.Three thousand and eighty-five ten-thousandths
A. 30,085 B. 3000.085 C. 3000.0085 D. 3085.0000
Let 
and compute the Riemann sum of f over the interval 
, choosing the representative points to be the left endpoints of the subintervals, using:
?
Two subintervals of equal length 
.
?
__________ sq units
?
Five subintervals of equal length 
.
?
__________ sq units
?
Ten subintervals of equal length 
.
?
__________ sq units
?
Can you guess at the area of the region under the graph of f on the interval 
?
?
? __________ sq units
What will be an ideal response?
Solve the problem.The width of a rectangle is 6 kilometers less than twice its length. If its area is 176 square kilometers, find the dimensions of the rectangle.
A. length = 11 km, width = 16 km
B. length = 8 km, width = 10 km
C. width = 11 km, length = 16 km
D. length = 3 km, width = 
km