I'm trying to become a firefighter and in the one of the exam tests theres math question and i'm not very good at math because i didnt go to school (but you dont need to know abou that) I'm going to tell you a few of the questions and was wondering if you would be able to explain to me how i work out the answers.

QUESTIONS

1.5(t – 32)= 5

2

2.3(t + 35)= 35

6

3.9(t x 16)= 144

5

4.4t – 16= 2

32

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QUESTIONS

1. Convert 0.7 to a fraction

2. Convert 2.5 to a fraction

3. Convert 3.75 to a fraction

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QUESTIONS

1. Convert "3 over 10" to a decimal

2. Convert "1 over 4" to a decimal

3. Convert "4 over 5" to a decimal

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I really dont understand these questions and if someone could take the time to explain to me i would do anything