Answer:
1
Step-by-step explanation:
5m + 9n
5(-7) + 9(4)
-35 + 36
1
<span>Pay for babysitting = $7.25 per hour.
Pay for being library assistant is twice = 2 x 7.25 = $14.50
Limit of working hours per week= 20
Least hrs to be worked at Library is 5.
There few possiblities of working hours between the two jobs
Library assistant 5 Babysitting 15;
Library assistant 6 Babysitting 14;
Library assistant 7 Babysitting 13;
Library assistant 8 Babysitting 12;
Library assistant 9 Babysitting 11;
Library assistant 10 Babysitting 10;
Library assistant 11 Babysitting 9;
Library assistant 12 Babysitting 8;
Library assistant 13 Babysitting 7;
Library assistant 14 Babysitting 6;
Library assistant 15 Babysitting 5;
Library assistant 16 Babysitting 4;
Library assistant 17 Babysitting 3;
Library assistant 18 Babysitting 2;
Library assistant 19 Babysitting 1;
Library assistant 20 Babysitting 0.</span>
Answer:
C) 81.49
Step-by-step explanation:
Use the order of operations
PEMDAS
8² ÷ 4 + 3.7(42.3 - 24.6)
Parentheses
8² ÷ 4 + 3.7(17.7)
Exponent
64 ÷ 4 + 3.7(17.7)
Multiplication
64 ÷ 4 + 65.49
Division
16 + 65.49
Addition
81.49
9514 1404 393
Answer:
$6190.48
Step-by-step explanation:
The price is now 1 -16% = 84% of the original price (p).
$5200 = 0.84p
p = $5200/0.84 = $6190.48
The price before the discount was $6190.48.
280/240 = x/100. Equals 116.67%. Subract 100% to find percentage error. 117-100= 17% error.