Estimate the value as a whole number or as a mixed numeral where the fractional part is 
.
+ 
+ 
A. 2
B. 1
C. 1
D. 2
Answer: B
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Find the gradient field of the function.f(x, y, z) = x8y4 + 
A. ?f = (8x7 + 6x5)i + 4y3j - 
k
B. ?f = 8x7y4i + 4x8y3j - 
k
C. ?f = (8x7 + 6x5)i + 4y3j + 
k
D. ?f = 
i + 4x8y3j - 
k
If two fair dice, one red and one white, are rolled, in how many ways can the result be obtained?The sum of the numbers showing is either 4 or 5 and the white die is a 2.
A. 7 ways B. 12 ways C. 11 ways D. 2 ways
A hair product company sells three types of hair products for $30, $20 and $10 per unit. In one year, the total revenue for the three products was $820,000 which corresponded to the sale of 42,000 units. The company sold half as many units of the $30 products as units of the $20 product. Use Cramer's Rule to solve a system of linear equations to find how many units of each product were sold. ?
A. 10,000 units at $30, 20,000 units at $20, 12,000 units at $10. B. 10,000 units at $30, 20,000 units at $20, 18,000 units at $10. C. 10,000 units at $30, 20,000 units at $20, 20,000 units at $10. D. 10,000 units at $30, 20,000 units at $20, 14,000 units at $10. E. 10,000 units at $30, 20,000 units at $20, 16,000 units at $10.
Refer to the following recipe to first estimate the answer and then use multiplication or division to find the exact answer. Simplify. Old Grandma's Fork Cookies 1
cups brown sugar 1
cups white sugar 1
cups shortening 1 pinch salt 3 eggs 2
tsp soda 2
/> tsp cream of tartar 1
tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is tripled, how much soda will be needed?
A. Estimate: 9 tsp
Exact: 7
tsp
B. Estimate: 9 tbsp
Exact: 7
tbsp
C. Estimate: 6 tsp
Exact: 6
tsp
D. Estimate: 7
tsp
Exact: 9 tsp