Algebra Answers

the exponential model describes the population, A, of India, in millions, t years after 1992. A=1072.2e^.012t In which year will India's population be 1653 million?

A teacher purchased 20 calculators and 10 measuring tapes for her class and paid $495. Later, she realized that she didn't order enough supplies. She placed another order of 8 of the same calculators and 1 more of the same measuring tape and paid $178.90. How much does one calculator cost? How much does one measuring tape cost?

If A=B then A-B=

35. The volume of a bottle is 1,000 ml. Three glasses, all the same size, have different amounts of water in them.

• Glass A contains .1 l
• Glass B contains .01 dal
• Glass C contains 10 dl

Which glass when poured into the bottle will fill, but not overflow the bottle?

i've been stuck on this all night and cant figure it out (for a homework) and i need to know the answer and how i got to it: 6 tractors take 11 days to collect the harvest. how long would it take 15 tractors to do the same work?

The coefficients of x^2 and x^3 in the expansion of (3 − 2x) ^6 are a and b respectively. What is the value of a/B?

A school was gonna purchase 250 t shirts for their store. They did a survey of 30students 13picked blue, 12picked gray, 5 picked red. How many red do they have to order

In a large mixing bowl, sugar is poured in at a rate of 2t + 5 cubic centimeters per
second, and milk is mixed in at a rate of 2t

2 + 1 cubic centimeters per second. After
how long does the amount of milk exceed the amount of sugar in the bowl?

What would the balance look like if you replace the unknown weight with an 8-ounce weight? The left side is 6oz the right side is 2oz with the unknown weight. Also explain why the solution of 2+x=6 cannot be that x is equal to 8

Mr. Adam departs on flight OZ124 from Seoul at 1835 on 22nd March 2020 and arrives in Da Nang at 2140 on the same day. Five days later, he boards flight NX433 at 0955 from Da Nang and arrives in Wellington at 1510 on the next day. This trip includes several connections.
a) Calculate the flying time from Seoul to Da Nang. (5 marks)

b) Calculate the flying time from Da Nang to Wellington.