Solve.In order for a chemical reaction to take place, the Fahrenheit temperature F of the reagents must be at least 154.61° F. At what Celsius temperatures, C, will the reaction occur? 
Round to the nearest hundredth of a degree, if necessary.
A. At temperatures less than or equal to 68.12° Celsius
B. At temperatures greater than or equal to 310.3° Celsius
C. At temperatures less than 310.3° Celsius
D. At temperatures greater than or equal to 68.12° Celsius
Answer: D
You might also like to view...
Find the y- and x-intercepts for the equation. Then graph the equation.4x - 16y = 16
A. (0, -1), (-4, 0)
B. (0, -1), (4, 0)
C. (0, -4), (1, 0)
D. (0, 4), (-1, 0)
Solve the system using substitution.
A. (7, 0) B. (0, -7) C. (1, -8) D. empty set; inconsistent system
State whether the square root is rational or irrational. If the square root is rational, find the (exact) value. If the square root is irrational, estimate its value by rounding to the second decimal place.
A. Rational; 4 B. Irrational; 4.12
Solve the problem.After using a new order of typewriter ribbons, John's Office Services found that a new ribbon could be used to type 69 pages. This was a decrease of 11.5% of pages from the old ribbons. How many pages could John's Office Services type with an old ribbon?
A. 87 pages B. 73 pages C. 78 pages D. 69 pages