What is the value of the 7 in the number 700

Find an equation in standard form for the ellipse with vertical major axis of length 18 and minor axis length of 6

Eithad Airways use the Boeing 777 on their flights to Abu Dubai there are 400 seats on a Boeing 777. the ratio of economy seats to business class seats is 7.1. calculate the number of business class seats on a Boeing 777.

Problem Jonathan has a collection of 400 marbles. Blue marbles make up 17% of his collection. How many blue marbles does Jonathan have?

Find y'' by implicit differentiation. 4x3 + 5y3 = 2

Mark charged a battery. Each minute, the percentage of the battery's capacity that was charged increased by 2.5 percent. After 17 minutes of charging, the battery was 61.5 percent full. How full was the battery when the charging began

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.