They are already in order 6 × 2/5, 3 2/3 × 2/5, 2/7 × 2/5, 2/2 × 2/5
Answer: Yes
Explanation: When you add the lesser sides they must be at least equal to or greater than the largest side. 2+3 is 5, so this is possible.
Answer:
first one: yes
second one: yes
third one: no
fourth one: yes
Step-by-step explanation:
Step 1
find the area of the wall
area of the wall=10*20------> 200 ft²
step 2
if 200 ft²---------------------> contains 1 ton of briks
1800 ft²--------------------> x
x=1800/200------> x=18/2-----> x=9 tons
the answer is
9 tons