Please Help me in math!
1. At the grocery store checkout, you watch at the register as it rings up your purchases and coupons. The prices were as follows:
$2.95
$1.19
$4.61
$1.74
$3.04
$8.83
$1.16
– $0.75 (coupon)
– $1.00 (coupon)
The register gives your total bill as $21.77. Estimate the total amount of the bill and use your answer to determine whether the total on the register is reasonable.
Answer:
2. The following formula relates three quantities: Force (F), mass (m), and acceleration (a).
F = ma
a. Solve this equation for a.
b. If the force is F = –25 units and the mass is m = 10 units, find the acceleration, a.
c. If the force is F = 25 units and the acceleration is a = 5 units, find the mass, m.
Answer: