Q and A for the topic: General

Staples sells boxes of pens for 10 dollars, and rubber bands for 6 dollars. Fiona order 22 cartons for $192. How many boxes of each did she order?

A farmer divided his land into quarters to sow 360 seeds. If 3/4 of them are lettuce and the rest are carrots, how many seeds are lettuce?

In a flower shop there are only red and white roses, if 3/5 of them are red and there are 120 roses in total, how many are red?

(90-42)/6+2

The monthly revenue of a certain company is given by R=800p-7p^2, where p is the price in dollars of the product that the company manufactures. At what price will the revenue be $10,000, if the price is to be greater than $50?

Identify and correlate the main techniques used in assisted human reproduction, including the manipulation and cryopreservation of gametes and embryos, as well as low and high complexity techniques in assisted reproduction.

Propose the experimental design to determine the sodium hydroxide concentration (NaOH), the sample has a total volume of 150 mL. For the titration, Nitric Acid (HNO3). Volumetric flasks of 50 mL, 100 mL and 250 mL are available. According to the technicians' notes, the titration is carried out with 2 M titrant. a) Prepare the titrant at 2 M b) Determine the concentration of the analyte if the change is at 0.11 L

9. If the diameter of the field of view in your microscope is 2 mm under low power, and one Bacillus cell is 2 um long, how many Bacillus cells would it take to reach all the way across this field of view?

If yeast cells measure 10 um in length, how many yeast cells would it take to reach across this same field of view?

Determine a polynomal of degree 3 in general from with data zeros -1(double) and -4 ; p(-2)=6

given the vectors u = (-1,10,6) and v = (11,-4,3) calculate -2u+4v

Consider the vector v = (5,7,-3) obtain the vector -7v

Find the equation of the circle that passes through the points A(2, 0), B(2, 3),C (1, 3).

A company issues a bond with a face value of 7,000,000 dollars and a maturity of 15 years, where the coupon rate is 15% per year and agrees to pay the bondholders quarterly coupons. Calculate the price of the bond if the yield rate is 18% per year.

2. A person obtains a loan for $85,000 to be paid in 3 years, with an annual interest rate of 24% capitalized every two months. Prepare the amortization table.

Three planets are in circular orbits around a star. Their polar coordinate positions relative to the star are: Location of planet 1 (74.45°) Location of planet 2 (85.74°) Location of planet 3 (93.53°) If the position of the star is (120;45°), which planet is farthest from the star?

Obtain the inverse of the following matrix, by the Gauss - Jordan method 2 -1 0 1 3 2 4 0 1

Obtain the inverse of the following matrix, using the adjoint method. 4 7 2 3 6 1 2 5 3

5/7 + 3/4 + 15/28

A young man is standing at the school entrance with a 1.5 [kg] backpack and is going home for lunch, which is 1,000 [m] horizontally away. What is the work done by the weight of the backpack, considering that the young man's displacement is horizontal?