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[Solved] Mr Oliver orders his groceries online and has them delivered to his house. His bill is $175. He has a coupon for 10% off and plans to give the delivery driver a 20% tip. What is the total price, t, of Mr Oliver’s order, including the discount and the tip? t=$
Mr Oliver orders his groceries online and has them delivered to his house. His bill is $175. He has a coupon for 10% off and plans to give the delivery driver a 20% tip. What is the total price, t, of Mr Oliver’s order, including the discount and the tip? t=$ Solution: According to the…
[Solved] Five years ago, Nuri was thrice as old as Sonu. Ten years later, Nuri will be twice as old as Sonu. How old are Nuri and Sonu?
Five years ago, Nuri was thrice as old as Sonu. Ten years later, Nuri will be twice as old as Sonu. How old are Nuri and Sonu? Solution: Let the present age of Nuri be = x years Let the present age of Sonu be = y years Five years ago, the age of Nuri…
[Solved] According to this diagram, what is tan 74°?
According to this diagram, what is tan 74°? Solution: For angle 74°, the perpendicular is the opposite side, i.e. AB, and the base is BC. Tan 74° = 24/7 Hence the value of tan 74° according to the given diagram, is 24/7 Conclusion According to this diagram, the value of tan 74° is 24/7.
[Solved] The value of a new car is £18,000. The value of the car decreases by 25% in the first year and 12% in each of the next 4 years. Work out the value of the car after 5 years.
Solution: From the question, it is given that the value of a new car is £18,000. The value of car decreased by 25% in the first year. Now we will find the value of the car after it decreased by 25% 25% of 18000=£4500 Value of car after it decreased by 25% = Initial value…
Which equation is represented by the graph below?
Which equation is represented by the graph below? A. -2y = 4x + 10 B. 2y + x = 10 C. y + 2x = -5 D. 2y = -10x – 4 Solution: From the graph, we can see that line passes through (0, -5) and (2, -9) We know that equation of a line…
[Solved] John buys some boxes of pencils and some packets of pens for people to use at a conference. There are 40 pencils in a box. There are 15 pens in a packet. John gives one pencil and one pen to each person at a conference. He has no pencils or pens left. How many boxes of pencils and how many packets of pens did John buy?
John buys some boxes of pencils and some packets of pens for people to use at a conference. There are 40 pencils in a box. There are 15 pens in a packet. John gives one pencil and one pen to each person at a conference. He has no pencils or pens left. How many boxes…