George studied 3/4 hour on monday and 7/8 hour on tuesday. how long did he study altogether on both days?
a 1 5/8 hr
b 1 3/4 hr
c 1 3/8 hr
d 2 1/2 hr

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

Ineed me i stuck and i don’t want to get it wrong

Nikolas calculated the volume of the prism. his work is shown below.