Can someone please check if this is right? if it’s not can you explain.

Its true i read it all every thing was correct but i will explain you

Step-by-step explanation:

Well

Pete marble goes 1.5 feet per sec

Stphan marble 2.25 feet per sec

Sooo

As you see stephano marble will reach 6 foot mark sooner as its faster and its speed is higher

Hope this helped you

Your welcome

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

if the probability is 1/12, 75 people will receive a $25 gift card

step-by-step explanation: