Petro's family went out to eat. The bill for the food was $36.25. The restaurant tax was $3.37. And Pedro left a tip for $5.75. What is the best estimate for how much the meal cost altogether?

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

Se tiene en una caja de canicas 10, 4 blancas y 6 negras ¿cual es la probabilidad que en 2 extracciones con reemplazo sean blancas? ¿cual es la probalidad que en 2 extracciones sin reemplazo sean negras?

Plz ( true - false) all triangles have interior angles whose measure sum to 90.