How to write 6.45 million in standard form

What is the missing mention of a rectangular prism with the volume of 40 cm³

grant want to buy a T-shirt for 9.75 and shorts for 11.29. He wants to pay with one $20 bill use estimation to decide if this is reasonable. explain to what place value to round for an estimate that is useful in this situation.

Mo-Qui has studied Spanish for half an hour longer than he studied History. If He spent 2 hours and 15 min studying for Spanish, but isn't finished yet, write an inequality to show how the amounts of time studying each subject are related.

Modelthe producton the grid 5*13=

840 divided into 10000

Which statement is true about the equation (x - 4) (x + 2) = 16? >The equation x - 4 = 16 can be used to solve for a solution of the given equation. >The standard form of the equation is x2 - 2x - 8 = 0.

Five workers are hired to seed a field by hand. Each is given a plot which is 6x12 feet in size. What is the total area of the field?

Wrote and solve an equation to find the number. The difference of twice a number and 7 is 9

Concert marketing: The college's performing arts center wanted to investigate why ticket sales for the upcoming season significantly decreased from last year's sales. The marketing staff collected data from a survey of community residents.

Which equation represents the sentence? Eight less than a number is one-third the number. 8 - n = n/3 n - 8 = 3n n - 8 = n/3 n/3 - 8 = n