To log on to a certain computer account, the user must type in a 3 - letter password. In such a password, no letter may be repeated, and only the lower case of a letter may be used. How many such 3 - letter passwords are possible?

6 more than 4 times a number is 68. What is the number?

Can you find the sum [5.5 + (-2.3) + (-5.5+2.3) without performing any additions?

Solve for x in the equation x^2+10+25=35

What happens to the value of the expression 80/h as h increases

A cyclist is riding a bicycle whose wheels have a radius of 14 inches. Suppose he is traveling at 29 miles per hour. What is the angular speed of the wheel in radians per minute? What is the number of revolutions the wheel make per minute?

Empire Ford wants to estimate the proportion of trucks compared to all vehicles. They take several random samples of size 100 from the reserved parking lot (where there are numbered, pre-assigned parking spaces) at the Avista baseball stadium.

Find the rate of change in the number of voters between 8:00 (141) A. M and 10:00 A. M (798). Than interpret it's meaning

If a ball is selected at random from an urn containing six red balls, seven white balls, and seven blue balls, what is the probability that it will be a white ball?

Hiroto solved the equation 6 - 4|2x - 8| = - 10 for one solution. his work is shown below. 6 - 4|2x - 8| = - 10 - 4|2x - 8| = - 16 |2x - 8| = 4 2x - 8 = 4 2x = 12 x = 6 what is the other solution?

Two lines intersect to form a linear pair with equal measures. One angle has the measure 6x° and the other angle has the measure (9y - 63) °. Find the values of x and y.