Gears are supposed to be softer than worms or pinions so they don't cause as much wear. Each tooth of a worm or pinion meshes with the teeth of the gear many more times in it's life than a tooth on the larger gear, two hard teeth meshing will wear more than a hard ans soft teeth. Having a steel gear would cause the worm to wear out too fast. Ideally the worm wheel should be phosphor bronze but bronze is expensive and plastic is cheap.
I would choose answer 2, since that answer is based on a same size consisting of more than 1 person, making it applicable to statistic analysis and have an input in the observational study. The other questions ask for one data point, which isn't statistical
Source: AP Statistics
The tendency toward realizing ones inner potential is blocked by oneself of others
Answer:
Get practicing early
ALOT of practice tests
Learn what you are missing everytime you take a test
There's different strategies for the reading section (like reading first and last sentence of each paragraph and many more) there's many other strategies google them!
Goodluck!
I liked SAT more than ACT just saying if you have the option to take either take both practice tests to determine which one you might score more
Explanation:
// A single if statement
if (boolean expression)
Do statement;
// Or a single if with {}
if (boolean expression)
{
Do statement;
}
// A block if statement: { } required
if (boolean expression)
{
Do Statement1;
Do Statement2;
...
Do StatementN;
}
Note
