Answer:
22.75
I did some work to try and find this answer sorry if it is wrong I tried.
Answer:
Step-by-step explanation:
if you know 50*4=200, you must also know that 50*10=500 and that 4*100=400 so 500*400= 50*10*4*100
multiplication is comutative so
50*4*10*100=200*1,000= 200, 000
That would be 8 because the answer is 8.21 and you round down to 8
Answer:
10x^8 is the sum
Step-by-step explanation:
Answer:
4×30+5×30=120+150=270
Step-by-step explanation:
looking at the last row, we can see that the total number of students will be 4×30+5×30=120+150=270