At north america solar challenge, teams use up to 1,000 solar cells to design and build solar cars for a race. if there are 810 solar cars arranged in 9 rows, how many solar cells are in each row?

90000 solar cells.

Step-by-step explanation:

At North America Solar Challenge, if there are 810 solar cars arranged in 9 rows, then there is solar cars in each row.

Now, given that teams use up to 1,000 solar cells to design and build solar cars for a race.

Therefore, each solar car contains 1000 solar cells to design.

Hence, in 90 solar cars in each row, there will be (1000 × 90) = 90000 solar cells. (Answer)

step-by-step explanation:

there are 36 inches in a yard

25 : 36 = 0.69 yards (you can round to 0.70)