Do the operation and express the answer in 
form. Use fractions in your answer.
?
What will be an ideal response?
Mathematics
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Provide an appropriate response. If a quantity decreases 50%, is the new amount half the original amount? Explain your answer.
What will be an ideal response?
Mathematics
Simplify the expression.7
? 
- 2
A. 25
B. 5
C. 9
D. 45
Mathematics
Solve the problem.Mark has $105 to spend on salmon at $5.00 per pound and/or chicken at $3.00 per pound. If he buys s pounds of salmon and c pounds of chicken, the equation 5s + 3c = 105 must be satisfied. How much salmon did Mark buy if he bought 15 pounds of chicken?
A. 10 lb B. 19 lb C. 12 lb D. 16 lb
Mathematics
The area of a triangle is 45 cm2. Find the length of the side included between the angles 
.
?
Round to three significant digits.
?
A. 15.0 cm B. 14.6 cm C. 15.2 cm D. 15.6 cm E. 14.4 cm
Mathematics