Round $3.29 to $3. Then subtract $7 and $3 to get $4
Answer:
1.2*a=180
a=180/1.2
a=150 cm
Step-by-step explanation:
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So the ratios are 5:5 and 3:5 so the fractions are 5/10 (1/2) for 7th grade and 5/8 for 8th grade