Answer: 63 copies were sold yesterday.
Step-by-step explanation: To find how many copies were sold yesterday, simply multiply 81 by 7 which is 567. Then, divide 567 by 9 which is 63.
The area is 180ft I think. You can do (15*12)/2 = 90. Since it’s two triangles you then do 90*2. I hope I am right
The tip of the minute hand would describe a circumference with radius 1.5. The circumference is given by
Plug your radius in this formula and you'll get the distance covered in one hour. Multiply the result by 24 and you'll get the distance covered in one day.
The correct answer is c.
Density is mass divided by grams.
It’s not d because d is missing the units
12/8=1.5G/cm^3