Answer:
4c + 6a < = 120 ...4(20) + 6(6) = 116 <== correct
Step-by-step explanation:
Answer:
D. 69°
Step-by-step explanation:
I think you divide 222° by 2, which equals 111, then subtract that from 180°, which equals 69°.
2 = z - 14
+14 +14
16 = z
55,890
31% of 81,000 is 25,110
81,000 - 25,110 = 55,890
Answer:
there were 63,000L of water initially in the pool
Step-by-step explanation:
do 900L times the first 20 minutes to find out how much water was drained during the first 20 minutes and you get 18,000L drained
then, add 18,000L plus the rest of the 45,000L of water drained from the pool to get 63,000L of water intially in the pool
