On a string of lights, for every 6 green lights there are 4 white if there are 30 green lights how many white lights are there

20 white lights

Step-by-step explanation: We can right the ratio of green lights to white like so: . Simplify it down to

To find how many white lights there would be if there was 30 green lights, we would set up this equation:

Step one: Cross multiply. (See image)

Step two: Divide. (See Image)

BONUS! simplifies to

Hoped this helped! Let me know if you have any questions~

a. 12.5 kg

step-by-step explanation:

f = ma

so

m = f/a = (2500 n)/(200 m/s²) = 12.5 kg

1 n = 1 kg·m/s²