Veja no gráfico a quantidade de vendas totais de pneus no Brasil, em milhões de unidades, de 2015 a 2020. De acordo com os dados apresentados no gráfico, a média aritmética das vendas de pneus totais de 2015 a 2020, em milhões, é aproximadamente igual a

60,63.

72,62.

69,90.

73,76.

82,76.

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?