9. the united states department ofagriculture (usda) recommends that9 to 13 year olds receive 1300milligrams of calcium each day. howmany grams is this?

a) 0.13g
b) 1.3g
c) 13g
d)130g

What is the volume of this square pyramid?

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?