Answer:
3.65
Step-by-step explanation:
42/3=14 (price of one shirt) 100-20=80 (robert buys 5 shirt each costing 80% of the original price) 14/100x80=11.20 (price of one shirt with a 20% discount) 11.20x5=56 cost of all 5 shirts
Answer:
-0.72 (A)
Step-by-step explanation:
Solve the following: $10 = $7.03(1.03)^t for t.
log 10 - log 7.03 = tlog 1.03. Solve for t.
1 - 0.847
---------------- = t = 11.77 years (answer)
0.013
