Answer:
3.1 × 10^5
Step-by-step explanation:
8.37 ÷ 2.7= 3.1 when you divide you subtract the exponents
168
(-40+8)×(-6)-24
=(-32)×(-6)-24
=192-24
=168
12 and 14
15 - 20% = 12
20 - 30% = 14
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