The probability that Lexie is on time for a given class is 98 percent. If there are 89 classes during the semester, what is the best estimate of the number of times out of 89 that Lexie is on time to class?

If a and b are both positive, two-digit integers, is a + b a multiple of 11? The tens digit of a is equal to the units digit of b, and the tens digit of b is equal to the units digit of a Both a and b are odd.

89,659 to the nearest thousand

Sophia spent 6; 247 rand on her trip. She exchanged the rand she had left for U. S dollars. The exchange rate was one rand to $0.14. How many U. S dollars did sophia get

Which of the following is the minimum value of the equation y = 2x2 + 5?

What does martin luther king jr mean when he said "Freedom at last"

When this polynomial is simplified, what is the coefficient of x: 10x^2+8x-6x^3+4x^2+12x^3-x+20 ... ?

A club is making posters to raise money. the printer charges a base fee of $270 and $2 per poster for supplies. a person sells each poster for $5. how many posters must he sell to make profit of $300?

Write ratio in simplest form 6:3/5

The section has a height of 7.5 cm. If the area of the section of glass is 17.25 cm2, how long is the base of the section?

A team won 7 of it's 12 games. What fraction of its game did the team win?