Tens refers to the unit 10,
This means that 45 10s is equal to:
45*10 = 450
Hope this helps! :)
Answer:

Step-by-step explanation:
I am going to say that:
Mary's amount is x.
Ashley's amount is y.
Oscar's amount is z.
Mary has at least 3 times the amount of cash that ashley and oscar have combined
Ashley's and Oscar's combined amount is y + z.
3 times this amount is 3(y + z).
At least 3 times means that z is equal or greater than 3(y + z).
So

Answer:
Figure A is a translation of Figure 1
hope it helps...
C=dπ and r+r=d so 3+3=6 and 6π≈18.84 so the circumference would be 18.84
Answer:
2+2=4 quick mafs
Step-by-step explanation: