Amiddle school band has 45 sixth and seventh graders. the ratio of sixth graders to seventh graders is 2 to 3. how many sixth graders are in the band. need to show work!

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

Aboat's value over time is given as the function f(x) and graphed below. use a(x) = 400(b)x + 0 as the parent function. which graph shows the boat's value increasing at a rate of 25% per year?

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles