Solve.If a tree 17.5 feet tall casts a shadow that is 7 feet long, find the height of a tree casting a shadow that is 19 feet long. Round to the nearest tenth of a foot, if necessary.
A. 6.4 ft
B. 47.5 ft
C. 7.6 ft
D. 29.5 ft
Answer: B
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Use unit ratios to convert the units.10 yards to feet
A. 120 ft B. 360 ft C. 90 ft D. 30 ft
Determine graphically the x-value when y = 6 in the given equation.y = -3x
A. 6;
B. -18;
C. -3;
D. -2;
Find the canonical representation for the number 111. ?
A. 
B. ?
C. ?
D. ?
E. ?
The size of the monthly repayment k that amortizes a loan of A dollars in N years at an interest rate of r per year, compounded monthly, on the unpaid balance is given by 
The value of r can be found by performing the iteration
A family secured a loan of $360,000 from a bank to finance the purchase of a house. They have agreed to repay the loan in equal monthly installments of $2476 over 25 years. Find the interest rate on this loan. Round the rate to one decimal place.