A blue whale weighs 2 metric tons at birth. When fully grown, it weighs 90 metric tons. How much weight does a blue whale gain from birth to adulthood?

Liam's parents are driving three times as fast as liam is biking, but they left later than he did. if his parents caught up with him two hours after he left, how much later than liam did they leave?

Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market

Which of the following represents the factorization of the trinomial below? x^2+7x-30