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What was the interquartile range of the kittens' weights in grams?

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom