Answer:
3 7777/10000
Step-by-step explanation:
The number of bricks= Total height of stack/ height of a single brick.
No. of bricks=3 1/2 ÷ 1 3/4
Convert the fractions into improper fractions;
No. of bricks= 7/2÷7/4
No. of bricks=

No. of bricks= 2
Answer:
ssxq
Step-by-step explanation:
6.4 kilometers an hour<span />