# Questions Asked onJune 19, 2020

1. ## maths

Sundaram joined a company for a fixed salary per month. After few months, the management felt happy with his work and multiplied his salary by some n times. This happened every few months and his salary kept getting multiplied and he reached a salary of

2. ## Mathematics

A boy spent half of his money on sweet and one-quater on kola nut.if he has #6 left, how much does he have initially

3. ## Geometry

Given: S is the midpoint of QR, QR ⊥PS and RSP and QSP are right angles Prove: PR is congruent to PQ I just need help starting it. Would I chop it up? For example S is the midpoint of QR / Given QS = SR / definition of mid point PS = PS/ reflexive

4. ## mathematics

wezi had 40 oranges and he sold 3/4 of them how many oranges did he sell?

5. ## maths

Sundaram joined a company for a fixed salary per month. After few months, the management felt happy with his work and multiplied his salary by some n times. This happened every few months and his salary kept getting multiplied and he reached a salary of

6. ## Civics

Why did Elbridge Gerry of Massachusetts redraw the congressional districts in the state

7. ## Math

The Hale Telescope has a mirror of diameter 5.1 meters and a focal length of 16.9 meters. The Keck 1 Telescope has a mirror of diameter 10 meters and a focal length of 17.5 meters. Which telescope has a greater light-gathering power (i.e., can collect more

8. ## Math

Which combination could create the function f(x)= x√x? adding a rational function and a linear function adding a linear function and a logarithmic function multiplying a linear function and a square-root function dividing an exponential function and a

9. ## geography

1. Calculate the gradient of a hill having a rise or vertical interval is 300m while the run or horizontal equivalent is 7cm. Note: The scale of the map is 1:200,000.

10. ## Health

the drawing of the tree of branches of physical and health education?

11. ## Mathematics

LeAnn wants to giftwrap a present she got for her little brother. How many square inches of giftwrap will be needed to cover a box that is 4in x 6in x 2in? In your final answer, include all of your calculations.

12. ## Algebra

Factorise..x^2-2+1/x^2-y^2

13. ## Math

Roundeach number to the face of the bold-faced digit.what deos it mean

14. ## calculus

Prove that for any vector A and B the following is true llAxBll^2 +lA·Bl^2 =llAll^2 llBll^2

15. ## Mathematics

An insurance agent receives a salary of GHC550.00 and 2% commission on all sales over GHC8500.00. If his total income in a particular month was GHC1225.00, what was the amount of his sales for that month

16. ## mathematics

RM 350 was saved every month for 5 years in an account that pays 6% compounded monthly. Calculate the accumulated amount if the interest rate was changed to 8% compounded monthly after 2 years.

17. ## chemistry

In general, when a hydrocarbon is added to water, the hydrocarbon will ? the water because hydrocarbons are? than water

18. ## math

To use a certain cash machine, you ned a persona identification code. If each code consists of two letters followed by one of the digits from 1-9(such as AQ7 or BB3) or one letter followed by two difits (such as Q3 or J88), how many different codes can be

19. ## Science

A ray of sodium yellow light travels from air into flint glass (n = 1.58) at an angle of incidence of 30o. Calculate the angle of refraction.

20. ## Math

it costs \$60 per hour to rent a jet ski. the total cost of a jet ski rental includes a flat fee of \$20 plus the hourly fee

21. ## Mathematics

The volume of this cone is 65.94 cubic feet. What is the radius of this cone? Use ​𝜋 ≈ 3.14 and round your answer to the nearest hundredth.

22. ## mathematics

John invests RM25000 in an account for 8 years. The investment account pays 8% compounded semi-annually for the first three years and 10% compounded quarterly for the rest of the period. i. Calculate the future value of the investment ii. Compute the

23. ## science

A piece of zinc is added to 1000cm3 of 0.2mol/dm3 hydrochloric acid. After effervescence had stopped, 28cm3 of the resulting solution required 17cm3 of 0.08mol/dm3 sodium trioxocarbonate(IV) solution for complete neutralization. Calculate the mass of the

24. ## Economics

The disposable income of mr joseph in year 2000 was N13000 while his consumption expenditure stood at N11,500, As a result of tutorial classes in year 2012, the disposable income grows to N18,500 while his consumption expenditure also rose to

25. ## Mathematics

How to draw a trapezium

26. ## Chemistry

What is the volume at STP of hydrogen gas in mL that is produced when 4.32 g of magnesium reacts with 205 mL of 0.118 M hydrochloric acid?

27. ## Math

From the window in an apartment building, the angle of elevation to the top of a flag pole across the street is 9 degrees. The angle of depression to the base of the flag pole is 22 degrees. We are also given the height of the building which is 8 meters. I