P r o p o r t i o n s

3:4 = 7

3/198 = 7/x

solve for x using cross multiplying

3/198 = 7/x

198(7) = 3x
1386 = 3x
/3 /3
462 = x

Therefore, there are 462 workers.

Proof:

3/198 = 4/x
198(4) = 3x
792 = 3x
/3 /3
264 = x

264 + 198 = 462.

264 / 4 = 66
198 / 3 = 66
462 / 7 = 66

8 0

4 years ago

Write an equation that can be used to find the nth term of the sequence, an.

Vilka [71]

Answer:

an=105-25n is the answer

7 0

3 years ago

Carter has 193 songs on a playlist. He's categorized them in the following manner: 39 pop. 17 jazz. 33 Latin American, 10 countr

Lorico [155]

Step-by-step explanation:

Total songs = 193

Probability of pop song = 39/193 = 0.202

7 0

3 years ago