The answer is C. 3.14 x 10-2.
Answer: 74
<u>Step-by-step explanation:</u>
Homework + Quiz + Test + Final Exam = 70
67(10%) + 62(15%) + 71(50%) + x(25%) = 70
6.7 + 9.3 + 35.5 + 0.25x = 70
51.5 + 0.25x = 70
0.25x = 18.5
x = 74
The minimum score is 74.
Answer:
c = 1.05p
Step-by-step explanation:
the price of the hat before the increase was 100%, after the increase it becomes 100 + 5% = 105%. Representing it as a decimal becomes 1.05p
Let illustrate with an example.
The price of a hat was $100, after the 5% increase. the cost of the hat becomes
100 + (0.05 x 100) = 105
To find the percentage increase
divide 105 by 100 and subtract 1
(105/100) - 1 = 1.05
Answer:
he can buy 5!
Step-by-step explanation:
50.30 * 5 = 251.5
if you add another hat it will be more than $300
Answer:
a. 5i + 13j
b. 8i
c. 10i + 6j
Step-by-step explanation:
a. 2i + 6j + 3i + 7j = 5i + 13j
b. 3i + 7j + 5i - 7j = 8i
c. 2i + 6j + 3i + 7j + 5i - 7j = 10i + 6j
