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- 1.568  

Step-by-step explanation:

Let's assume that the base of the given logarithm is 10.

log m = 0.345 ⇒ = m

log n = 1.223 ⇒ = n

mn = × =

=

log = - 1.568 × log 10 = - 1.568

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.

the aswere is the one with all 8's and the second one is with the 10,8 and 6

step-by-step explanation: