A construction company bought 0.79 tons of gravel and 0.84 tons of sand. How many tons of material did the company buy in all?
1.63 tons
1.53 tons
1.66 tons
1.73 tons
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Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?

What rotation was applied to triangle def to create d’e’f’?

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.