Which expression has a value of 199
a 4times28+6times17minus15
b 4times17+6times28minus38
c 4times38+6times15minus28
d 4times15+6times38minus88

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily