20100 = 16000 * (1.02)^ t
20100/16000 = 1.02^t
1.25625 = 1.02^t
log 1.25625 = t * log 1.02
t = log 1.25625 / log 1.02
= 11.5
Answer:b
Step-by-step explanation:
Answer:
all right triangles are 90 degrees and in total there is 9x so you divide 90 by 9 to get x=10 A
Answer:
14
Step-by-step explanation:
If he is solving 2 problems per minute and 8 minutes have passed, he has solved
2*8 = 16 problems
There are 30 problems and he has solved 16
30-16 = 14
There are 14 problems left to solve at the start of the 9th minute
Answer:
Q1 -64 Q2 6
Step-by-step explanation:
-4*-4*-4 =-64
so -4^3 = -64
6^1=6