Which of the following are properties of a perfect square trinomial?a) the first and third terms must be perfect squares b) neither of the perfect squares can have a minus sign c)if the square terms are a2 and b2 then the other term must be 2ab. d) none of the above is a properties of a perfect square trinomial

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

What is mean median mode and range?