Tierra bought 4 3/8 yards of blue ribbon and 2 1/8 for a craft project how much more blue ribbon than yellow ribbon did tierra buy

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

Which of the following functions corresponds to the above sinusoid? a. 10 cos πx - 5 b. -5 sin x - 5 c. -10 cos πx/2 - 0.5 d. 10 sin πx - 5

Who long does it take to drive 150 miles at 45 miles per hour