Lena started to run on a treadmill after setting its timer for 78 minutes. The display says that she has finished 31% of her run. How many minutes have gone by? Round your answer to the nearest tenth.

c is the correct answer

step-by-step explanation:

a 90 degree rotation across the the origin followed by a reflection across the x-axis.

step-by-step explanation:

hello 0xxbadwolfxx0,

2.6 x 10^9 is 2,600,000,000.

1.3 x 10^2 is 130

multiplying 130 and 2,600,000,000 would simply give you 200,000,000,000.

therefore, the answer would be d. 2.0 × 10^11.

i hope i ! warm regards, mae.