Mr diaz class is taking a field trip to the science museum there are 23 students on the class and a student admission ticket is $8 how much will the tickets cost?

)a smart phone has dimensions of 4.9 inches (height), 2.3 inches (width) and 8.0 millimeters (depth). what is the volume of the smart phone in cubic centimeters? (1 in = 2.54 cm)

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )