1,084 Answered Questions for the topic ACT Math

06/08/21

Exercise of conditional probability
Consider a population made up of families in which there are more than five children, so that the percentages of families with 0, 1, 2, 3, 4 and 5 children are given by 5%, 15%, 30%, 25%, 20% and... more
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06/08/21

Probability exercise

Suppose a blood test for a certain contagious disease is such that the probabilities of a false negative and a false positive are both equal to 0.01. Suppose further that the probability that a... more
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06/07/21

What is the maximum height the rocket reaches?
A rocket takes off from a height of 30 feet with an initial velocity of 150 ft/sec. The equation that models the path that the rocket takes is: (G)x = -16t^2 + 150t + 30. What is the maximum height... more
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Act Math

06/02/21

let (3,-5) be a point on the terminal side of 0. Find the exact values of cos0, sec0, and cot0
let (3,-5) be a point on the terminal side of 0. Find the exact values of cos0, sec0, and cot0
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06/02/21

What is the next number in the sequence?
183 189 63 69 23 29 ?Answer Choices:16.5, 12, 10, 9.67, 8.75, 25
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Act Math Math Algebra

06/02/21

What is the next number in this sequence?
350 349 348174 173 17286 85 8442 41 40?Answer Choices:22, 28, 20, 80, 32, 90
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05/31/21

Probability of Combined Events
A bag contains 22 red marbles, 15 purple marbles and a number of green marbles. A marble is randomly selected from the bag. Probability choosing red marble is 11/25. Find the number of green... more
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05/31/21

Probability of Combimed Events
Two fair dice are tossed simultaneously. Find the probability of getting(a) prime numbers and odd numbers. (b) an even number or a number greater than 4.
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05/29/21

Quadratic equation
The quadratic equation 2x²=6x+3 has roots p and q. Find the quadratic equation with the roots p2q dan pq2.
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05/27/21

Linear, quadratic, and exponential

These data show the mass of algae in a pond during summer changes over time.Time (s) 5 10 15 20 25 30Mass (kg) 4.4 5.2 6.6 8.4. 10.8 13.6a) Perform linear,... more
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Act Math Math Sat Math Maths

05/27/21

the subset of the real number consisting of all real numbers x that lie between a and b, excluding a and b, can be denoted by a<x<b or by the open interval? True or False?
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Act Math Math Sat Math Maths

05/27/21

if the slope of a line is a horizontal line or straight left and right it is said to?
A. has aslope of oneB. not have a slope or undefinedC. has a slope of zeroD. has a slope of negative
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Act Math Math Sat Math Maths

05/26/21

Quadratic function
Quadratic function f(x) = 1/3[(x+p)²+q] , y=4 , roots are 3 and 7.How to find the values of p and q?
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05/23/21

Changes in graphs
1. School A’s prom committee representing the number of students attending the prom and the cost of prom are given by the graph below. You need to Explain how the original graph for school A will... more
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05/23/21

graphical models
1. a) Explain how you know which of the graphs below represent a linear relation or quadratic relation. Consider the description for the path of each graph in your explanation as well. b) Determine... more
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05/23/21

Linear/ or Quadratic models
Determine and explain which table of values represents a linear model, quadratic or neither. Use language such as differences and rate of change to provide a reasoning. t H ... more
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05/23/21

Linear or Quadratic
Justify (provide a reasoning and math evidence) which equation(s) below represents are linear relation, quadratic relation or neither. y = -4 + 8x  y = -4 + 8x2  y = -4 + 8x4 y = 8(x + 4)  y = -4... more
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Act Math Math Sat Math Maths

05/21/21

Quadratic equation
A piece of land that already fenced up by using a wire fence of 120 m. Both of the rectangular lands are placed next to each other with both lands have equal length, x m. and width, y m,... more
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Act Math Math Sat Math Maths

05/21/21

Quadratic Equation
Rahim suggests to fence up two adjacent pieces of rectangular land as shown above to plant flowers. He has a wire fence of 24 m length.(a) Find total area of the land, A m², in terms of x.(b)... more
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Act Math Geometry Sat Math

05/18/21

Find all possible locations for point (geometry)
JK in the coordinate plane has endpoints with coordinates (-4,11) and (8, -1). Find all possible locations for point M so M divides JK into two parts with lengths in a ratio of 1:3.possible answers... more
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Act Math Geometry Sat Math

05/18/21

If two polygons are similar, which of the following statements must be true?
If two polygons are similar, which of the following statements must be true?I. The corresponding sides are in proportion.II. The perimeters are equal.III. The corresponding sides are congruent.IV.... more
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05/18/21

Find the perimeter of triangle ABC. Round your answer to the nearest whole number.
Consider Triangle ABC, graphed in the coordinate plane.Find the perimeter of triangle ABC. Round your answer to the nearest whole number.the link of the image :... more
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05/15/21

Solving a triangle using different formulas

Solve for the triangle (find all angles and sides). PLEASE USE DIFFERENT FORMULAS, NOT ONLY SINE LAW.
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Act Math Math Sat Math Maths

05/14/21

Express Base number
Express (1 x 4³) + (3 x 4) + 2 as a number in (i) base four.(ii) base two.
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05/13/21

Solving a triangle

 Solve for the triangle (find all angles and sides). Use different formulas.
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