# Questions Asked onSeptember 7, 2019

1. ## Biology

A scientist performs a controlled experiment. This means that A) the experiment is repeated many times to ensure that the results are accurate. B) the experiment proceeds at a slow pace to guarantee that the scientist can carefully observe all reactions

An apple Ipod sells for \$299 which is marked up 40% of the selling price. The cost of the Ipod is: A) \$197.40 B)\$179.40 C)\$149.70 D)\$194.70

3. ## Math

A pizza shop is considering increasing the diameter of its family pizza tray from 32 cm to 34 cm. Find the percentage increase in area, correct to two decimal places, from the 32 cm tray to the 34 cm tray.

4. ## Maths

A cuboid of base 12.5cm by 20cm holds exactly 1 litre of water. What is the height of the cuboid?

5. ## math

convert each measurement answer to the nearest tenth 1 ft.10 in. to centimeters

6. ## Math

Suppose the price of an item increased by 8% a total of 13 times. By what percent did the price increase in total?

7. ## Physics

For an angle measured from the positive x-axis, the values of sin and cos are always which of the following? A) less than -1 B) greater than or equal to -1 and less than or equal to 1 C) less than or equal to -1 or greater than or equal to 1

8. ## Calculus

In a circuit with resistance 10 ohms, power 𝑃 (measured in watts) is equal to 10𝐼2 , where 𝐼 is the current measured in amperes. When 𝐼=6 amperes, what is the rate of change of 𝑃 with respect to 𝐼 ?

9. ## Physics

The eye of a hurricane passes over the Grand Bahama Island in the direction of 60° north of west with the speed of 39.0 km/. three hours later the course of the hurricane suddenly shifts due north and its speed slows to 22.0 km/h. How far from the Grand

10. ## Chemistry

mole of hydrocarbon contains 8g of hydrogen. lf the relative molecular mass is 92,the hydrogen is what?

11. ## maths

given the triangle ABC with BC=7cm AD=7cm and AD is the altitude of the triangle find the area of ∆ABC?

12. ## geometry

A cereal box has a length of 8 inches, a width of 1.75 inches, and a height of 12.125 inches? How much cereal will the box hold? Explain your method to your solution. Help please!!

13. ## Math

A recipe that serves 6 people needs to be doubled to serve a dinner party of 12. The original recipe calls for 3 3/4quarts of milk. How many quarts of milk should you use to double the recipe? Please break it down for me, I've tried so many different

14. ## Art

A teacher is interested in assessing how many times per week a parent reads and discuss books with their child. Which of the following assessment method should this teacher use? a. Rating scale b. Anecdotal record c. Checklist d. Observation my answer is

15. ## math

C = 2(pi)r and C = d(pi) are the formulas for finding the _____________ of a circle. Radius Area Circumference Diameter not very good at these but thanks if you wanna help me :)

16. ## Pre-Calculus

A taxi company charges \$3.00 for the first mile (or part of a mile) and 60 cents for each succeeding tenth of a mile (or part). Express the cost C (in dollars) of a ride as a piecewise defined function of the distance x traveled (in miles) for 0 < x ≤ 2.

17. ## Calculus

A. In a circuit with resistance 10 ohms, power 𝑃 (measured in watts) is equal to 10𝐼^2 , where 𝐼 is the current measured in amperes. When 𝐼=6 amperes, what is the rate of change of 𝑃 with respect to 𝐼 ? B. If we additionally know that

18. ## History

Look at the timeline of important events in early Jewish history. A timeline shows key events in Jewish history from 1200 B.C.E. to 400 B.C.E. What date on the timeline marks the beginning of the Jewish Diaspora?

19. ## Science

What is acid and base used in Na3PO4

20. ## maths

n(m n y)only=4 - 3=1 What type of mathematics is this?

21. ## art

Conflict resolution is a. An unusual part of life b. Something teachers should prevent from happening c. Something that can enhance children's social development d. Something teacher's should handle immediately my answer is C.

22. ## Physics

If the mine Winchester drum disorder is 6cm how far is the cage going to drop for each single rotation of the drum,use the formula

23. ## Pre-Calculus

A taxi company charges \$3.00 for the first mile (or part of a mile) and 60 cents for each succeeding tenth of a mile (or part). Express the cost C (in dollars) of a ride as a piecewise defined function of the distance x traveled (in miles) for 0 < x ≤ 2.

24. ## maths an science

What's make my goal to be successful

25. ## Geography

Describe the major physical and human features of the location where you live, such as the landscape, weather, and population. What theme of geography are you using in your description? Can someone explain this to me

26. ## Geography

Which of the following best explains why the Rhine Thur area became a major industrial area

27. ## Technology

If the mine Winch drum diameter is 6 m, calculate how far the cage will drop for each single rotation of the drum

28. ## English

What cultural differences are portrayed in “Ribbons” by Laurence Yep?

29. ## English

Are modern superheroes in like a movie, depicted in epics?

30. ## Math

8^2+9(12÷3×2)−7

7x = 42

32. ## math

Bottled apple juice is sold in four different sizes. Which is the best buy? A. 10 1 2 -ounce bottle for \$2.49 B. 16 1 4 -ounce bottle for \$2.99 C. 24 3 4 -ounce bottle for \$3.99 D. 36 1 3 -ounce bottle for \$6.29

33. ## Math

If the chance of having rain tomorrow is 3/8, what is the possibility of having rain in the next two days with no rain on the third day?

34. ## Math

Find the missing number: (5, 44, 17) (3, 48, 8) (11, __, 5)

35. ## Math

If 3 dice are thrown, in how many ways can we obtain a sum of 12? Please explain step by step and the easiest method to solve this?

36. ## Maths

A person is given three balls to knock down any 3 cups .the number are added and a prize given for EXACT scores as shown below. Tammy knocks down three cups marked 195,163 and 97.which toy does she win

37. ## English

Is the phrase below correct? Do I need to rearrange it? “5 mL of water residue”

38. ## Physics

Moana (an expert sailor) is sailing from her home to a nearby island which is 215 miles north and 33 miles west. There is a constant ocean current of 0.50 knots moving from west to east. Moana can sail her boat at a cruising speed of 5.5 miles per hour in

39. ## Math

1) x+2y=7, 2x-y=4 What I did: multiply 2x-y=4 by -2 so I could eliminate the y variable. -4x-2y = -8 + x +2y =7 = -3x =-1 Divided -1 by =1 and got x=1/3 I only need someone to check my answer. Also one last question, can I use the elimination method for

40. ## Math

The sides of triangle are xcm(x+3)cm. If x is a whole Number of cm. Find the lowest value of x(HINT: The sum of the length of any two side of a triangle must be greater than the length of the third sides. Please help me with this question.

41. ## Biology

The scientific method is an idealized, but not entirely accurate, description of science True or false? Im unsure because nothing in science is accurate but many tests can done to see the different results...

42. ## math

Name a pair of numbers whose greatest common factor is the same as one of the numbers.