First multiply 11 with 9 to get 99 and then 11 with d to get 11d
thus the answer is 99+11d.
Answer:
144
Step-by-step explanation:




I don't know if this helps but an equivalent rate is:Rates that represent the same comparison; for example 90km
2h Fraction<------
and 45km/h Confusing i know
Mean 6.6
Median 6
Mode 3
Range 10
not positive on the 6.6 but the rest should be good