Answer:
78
Step-by-step explanation:
546 ÷ 7 = 78. So their is 78 blocks in each tower.
20%.
20,000 times 0.8 is 16,000, so the decreased value that was lost was 20% of the original price.
A linear equation is an equation between two variables that gives a straight line when plotted on a graph.
Answer: 20880 seconds.
Step-by-step explanation: