Answer 60.375
Explanation
All you do is multiply 7.5 by 8.05 which gets you 60.375
No. 4^2 + 8^2 or 16 + 64 is 80, and the hypotenuse, 12 (144) is not 80.
There are 30 treasures.
80% are found:
80% of 30 = 0.8 x 30 = 24
Bella found 24 of them
30 - 24 = 6
There are 6 more left to find
Answer:
Step-by-step explanation:
Let her brother's age be x
Sarah is 2x + 4