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Samantha wanted to fill her new fish tank with goldfish and guppies. She bought 26 total fish. Each goldfish cost $3, and each guppy cost $4. She spent $86 total. How many guppies did she buy? 4 7 8 16
General
4 months ago
how many times greater is the value of 2 in270,413 than the value of the 2 in 419,427
General
4 months ago
Arnoldo needs to write this system in slope-intercept form. Which shows how he could do that? 3x-2y=6 0.4(2oy+15)=x
General
4 months ago
A fraction reduces to 36. If its denominator is 6x^5, what it's its numerator?
General
4 months ago
need help asap please!
General
4 months ago
You put $400 in a savings account. The account earns 2% simple interest per year. A. What is the interest earned after 6 years? The interest earned is $ after 6 years. B. What is the balance after 6 years? The balance is $ after 6 years.
General
4 months ago
Find the distance between the points given. (0, 5) and (-5, 0) 5 5√2 10
General
4 months ago
The values for three different sets of data are shown below.152, 55, 59, 53, 50240, 49, 43, 42, 90, 38324, 30, 26, 31, 40, 26Without calculating any statistics, Jadyn knows that data set 1 would have the least mean absolute deviation among the three sets. Which statement explains how she knows?-Sets 2 and 3 have an even number of values.-Set 1 has the least number of values.-Sets 2 and 3 contain outliers.-Set 1 contains an outlier.
General
4 months ago
If a varies directly as b, and a = 28 when b = 7, find b when a = 5. A 4/5 B 5/4C 39.2
General
4 months ago
Use the remainder theorem to find the remainder for (x ^5 + 32) divided by (x+2) and state whether or not the binomial is a factor of the polynomial A:0; yes B: 0;no C: 1; yes D: -1; no
General
4 months ago
The propositional variables, p, q, and s have the following truth assignments: p = T, q = T, s = F. Give the truth value for each proposition. (a) p ∧ ¬(q ∨ s) (b) ¬(q ∧ p ∧ ¬s)
General
4 months ago
Suppose the augmented matrix for a given system has a pivot in every column. Say as much as you can about the solutions to the corresponding system of equations, with explanation.
General
4 months ago
(b) Suppose the 4 × 6 coefficient matrix for a system of linear equations has 4 pivot columns. Say as much as you can about the solutions to the corresponding system of equations, with explanation.
General
4 months ago
Possible grades for a class are A, B, C, D, and F. (No +/− 's.)(a) How many ways are there to assign grades to a class of eight students?(b) How many ways are there to assign grades to a class of seven students if nobody receives an F and exactly one person receives an A?
General
4 months ago
4. Find the center and the radius of the circle which circumscribes the triangle with vertices ai, a, a3. Express the result in symmetric form.
General
4 months ago
Rephrase in contrapositive form:(a) "If you are taller than 6 ft, then it is unpleasant for you to travel in economy class." Your contrapositive must not contain explicit references to negation. Assume that the negation of "unpleasant" is "pleasant".(b) "If x ≥ 0 and y ≥ 0 then xy ≥ 0" where x, y are real numbers.
General
4 months ago
At age 16, Estelle weighed 110lbs.By age 21 she weighed 128lbs.What is the increase in her weight over the past 5 years?x= agey= weightSlope= y2-y1/x2-x1
General
4 months ago
Use the roster method to write each of the given sets. For some exercises you may need to consult a reference, such as the Internet or an encyclopedia. (Enter EMPTY for the empty set.)The set of natural numbers x that satisfy x + 2 = 1
General
4 months ago
Todd wants to make a snack of a number of grapes and slices of cheese. He knows that each grape has 2 calories. The slice of cheese is 155 calories. Todd wants calorie snack using both grape and cheese. What equation could he use to determine the number of grapes he can eat? Part 2: how many grapes can he eat for his 205 calorie snack? Part 3: Todd's friend Francis brings more slices of cheese. How many total slices of cheese are required to make a 515 calories snack if the number of grapes remain the same?
General
4 months ago
In circle O, what is m? 50° 55° 125° 250°
General
4 months ago
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