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Study Quiz
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1
Add –2 + (–3) + (–5)
A)–10
B)10
C)–30
D)30
2
Add –12 + +15 + –3
A)–30
B)0
C)30
D)45
3
Subtract +9 – (–3)
A)–12
B)–6
C)6
D)12
4
Subtract –18 – (–10) – (+2)
A)–30
B)–8
C)–10
D)10
5
Multiply –2 × (–10)
A)–20
B)–8
C)8
D)20
6
Multiply –3 × (–4) × +5
A)–60
B)60
C)–17
D)17
7
Divide –72 ÷ (–9)
A)–12
B)–8
C)8
D)12
8
Divide +24 ÷ (–6) ÷ (–2)
A)2
B)1
C)–1
D)–2
9
Evaluate +2 – (12 ÷ (–3))
A)–6
B)–2
C)6
D)10
10
Karl invested $6000 in opening up his woodworking shop. His profits for the first three weeks of operation averaged $400 per week. How long will it be before his business is profitable?
A)10 weeks
B)15 weeks
C)20 weeks
D)24 weeks





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