What is the product of 4.5 ⋅ 105 and 1.6 ⋅ 102? (1 point)

6.1 ⋅ 10^7

7.2 ⋅ 10^7

6.1 ⋅ 10^10

7.2 ⋅ 10^10

Answer is option b) 7.2×10^7

Step-by-step explanation:

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it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540