Abag holds 28 blue marbles and 49 red marbles. what is the ratio of red marbles to the total number of marbles in the bag?

a.
7 to 11

b.
7 to 4

c.
4 to 7

d.
4 to 11

In the diagram below what is the approximate length of the minor arc ab

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet