4x^2-30=0 solve quadratic equation

Which number doesn't belong 64,16,37,32,8,4

The Jelly Junior High school color is made by mixing red paint with yellow paint. The ratio of red to yellow is 3 to 5. How much red paint should be mixed with 20 oz. of yellow?

Although it's hard to be definitive in classifying people as right-or left-handed, some studies suggest that about 14% of people are left-handed. Since 0.14 * 0.14 = 0.

Glenn needs to cut pieces of ribbon that are each 1 meter long to make ribbon key chains. If he has 7 pieces of ribbon that are each 1 dekameter long, how many 1-meter pieces of ribbon can he cut? Glenn needs pieces.

The area of ΔABC = 14 ft2. If side a = 5 ft and angle C = 53°, find the measure of side b. Round your answer to the nearest tenth.

Alfred is practicing typing. The first time he tested himself, he could type 30 words per minute. After practicing for a week, he could type 33 words per minute. After two weeks he could type 36 words per minute.

the perimeter of the flag is 2340 ft. what is the flags width and length if the length is 330 ft. greater than the width

48% = looking for a fraction

Boxes of shablamceral originally cost $3.00. The store has reduced the price by 25%. You have a coupon for an additional 20% off the already discounted price. What is the final price of the cereal

Write the number in order from greatest to least 7 9/10, 8.04, 7 1/6, 7.85