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1.What is a thermostat?
2.how many seconds are there in a day? Show your calculation.
3.how many cubic cemtimetres are there in a litre? Show your calculations.
4.what is the normal body temperature of a human body?
5.what is a trundle wheel? What is it used for?
What is physical meaning/significance of the FRACTIONAL power of a number. E.g
In 21/2 what the power 1/2 does with with 2. Thanks
23x+1=6x-1
The two baskets of fruits A and B weigh 100 kilograms. Now take out 12 kilograms of fruits from tube A and put them in basket B. The fruits in basket A are 4 kg heavier than basket B. How many kilograms do the two baskets of fruit weigh?
The equation of the straight line with gradient 2 and passing through the point with coordinate (-2, 1)
Solve the simultaneous equations
2x^2 = 4y and logxy = 3/2
4x-9*2x+8 =0
log3(x+2) = 1+ (log3x)/2
Determine the complex number z which satisfies the equations |z + 3i| = |z + 5 − 2i| and |z − 4i| = |z + 2i| simultaneously
Each Tuesday, Ryan Airlines reduces its 1-way ticket from Fort Wayne to Chicago from $120 to $30. To receive this special $30 price, the customer must buy a round-trip ticket. Ryan has a nonrefundable 25% penalty fare for CX; it estimates that about eight-tenths of 1% will CXtheir reservations. The airline also estimates this special price will cause a passenger traffic increase from 400-800. Ryan expects revenue for the year to be 53.3% higher than the previous year. Last year, Ryan’s sales were $489,000. To receive the special rate, Janice Miller bought 2round-trip tickets. On other airlines, Janice has paid $95 round trip (w/no cancellation penalty).
a. Calc the % discount Ryan is offering. (nearest 100th %.)
b. Calc the % passenger travel will increase.
c. Calc the sales for new year.
d. Calc Janice’s loss if she cancels one round-trip flight.
e. Approx how many more cancellations can Ryan Airlines expect (after Janice’s cx)? (whole #.)
