1. There are 10, 000 combinations, you have 10 choices for the four digit and there are 10 x 10 x 10 x 10 which is 4-digit combination from 1-9. This is called combinations; the calculation comes out to 10^4.
0.14
You divide 7 by 50.
Answer:
hosta=11 ivy=9
Step-by-step explanation:
Logically thinking... $20 for 1 h and 1 i
So I would say $11 H and $9 I
630 desks
x=25
y=30
total desks = 25*24+30
total desks = 630
4x+8=x
