Idon't really upload a lot ok me. ok how do u solve these problem exactly. ex. let's say there are 3 people 1 baby 1 child and 1 adult and in all they weigh 122 kg, and in the other scale there is 1 adult and 2 babies they all weigh 115kg and in the other scale there is 4 babies and 1 adult. lastly, in the last scale there is 1 adult. how much does 1 adult weigh? ?

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.

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Ineed me i stuck and i don’t want to get it wrong