If ΔPQR ∼ ΔBST which of the following proportions are true? I. PQBS=QRST II. PQBT=PRBS

III. STTR=BSBT IV. BTPR=STQR

A. I, II, III, IV

B. I, III, IV

C. I, II, IV

D. I, II, III

E. II, III, IV

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog