23. There are 25 students in Roses's Speech class. Rose has not yet been called on to give her required oral report, but 10 other students have given
their reports. If 2 students are absent, what is the probability that Rose will
be called on to give her report assuming one student gives a report each
day.
A) 10/13
B) 1/23
C) 1/13
D) 10/23
h

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Which statement about the annual percentage rate (apr) is not true?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.