Answer:
11 billion is 11,000,000,000 in standard form.
Its scientific notation is: 1.1 x 10¹⁰
In writing a scientific notation, there must only be 1 digit before the decimal number.
1.1 is the coefficient of the scientific notation 10 is the base ¹⁰ is the exponent, It is a positive exponent. This means that the decimal point moved from the right of the number to its left.
Which sets of numbers are closed under division? Choose all answers that are correct. A. rational numbers B. integers C. {–1, 0, 1} D. whole numbers
Answers
The answer to your question is A. rational numbers.
Rational numbers are closed under any set of operations.
Integers are not closed under division because 1/2 is not an integer.
The set {-1, 0, 1} is also not closed under division because -1/5 does not fall in that set.
Whole numbers are not closed under division because 5/3 will produce a number that is not a whole integer.
Your answer is A. rational numbers.
A. Rational numbers are closed under division.
If you divide a rational number, it will remain a rational number. If you divide an integer or a whole number, there is a chance that the new resulting number will not be an integer or a whole number.
A rectangular hat box has a volume of 5184 cubic inches. The box is 2 feet long by 18 inches wide. What is the hat box height?
Answers
volume = length x width x height change 2 feet to 24 inches 5184 = 24 x 18 x height then solve for height: 5184 = 432 x height 5184/432 = height 12 = height the height is 12 inches
What is the slope of the line represented by the equation y=-1/2x+1/4?-1/2 -1/4 1/4 1/2
Answers
Answer:
The slope is -1/2
Step-by-step explanation:
Hope it helps :3
Which pair of ratios is proportional and why/how?a. 5ft:7 sec and 20ft:28 sec b. 3 yd:15 mi and 15 yd: 75 mi
Answers
B WOULD BE THE BEST CHOICE BOTH RATES ARE EQUAL
first one to answer my problem will be marked the brainyest!!!and points!!so get working!! if u have a question about the problem go to comments.
Answers
40 original x more hours x more than 40 means x+40 or 40+x