X represents the amount of money needed.
x<span>≥ 200</span>
You cannot tell which number is greater just by the leftmost digits. This is because you do not know how many digits each number has. Ex: 80 and 3,000
Answer:
(a) One count is only 7, and the guidelines for using the large-sample method call for all counts to be at least 10.
Step-by-step explanation:
Attached is the solution to b and c
X=2
-- ---
5 3
Cross multiply:
3x=10
x=10/3
2=5
-- ---
3 y
2y=15
y=15/2
10/3=15/2 :)