How do you estimate a length

No more than 7 copies of a newspaper are left in the newspaper rack wich inequality represent this situation

Simplify the expression 5/4 - (7/4+2i) and write the result in the form a+bi

A rock is thrown straight up into the air from a height of 4 feet, the height of the rock above the ground, in feet, t seconds after it is thrown is given by - 16t^2 + 56T + 4.

if the price of bananas was $2.65 per kg. calculate the percentage change if the price ia now $1.95per kg.

Five times a number is equal to the number increased by 12

Manuel climbs a tower from ground level to an elevation of 1355 feet. He then climbs down 27- feet. How far is Manuel from the ground? Manuel is feet from the ground.

So, multiply 2 hundreds by 3 to get?

Elena made 10 ounces of apple chips. She puts the same amount of apple chips into each of 4 containers. How many ounces of apple chips are in 1 container.

Find the sum of the first 50 terms of: -6,-2,2,0, ...;

3) If it takes 3/29 of the coal for the train to go 1 mile, how much of the coal would it take to go 6.3 miles?