Q and A for the topic: General

Calculate the number of BTU's required to change 645 lbs of ice at 25 degrees to 645 lbs of steam at 295 degrees

What is the solution set of the inequality |x+ 2|−|x−3| ≤ 1?

H. Propose a synthesis method to show how you will prepare or make an aldehyde starting from an ester.

From a lighthouse 15 meters above sea level, a shipwreck can be seen on the sea surface 100 meters away at the foot of the lighthouse. What is the angle of depression from the top of the lighthouse to the wreck?

A kite is flying at a height of 25 meters, the length of the string that holds the kite is 50 meters. What is the angle of inclination of the comet with respect to the horizontal ground?

Calculate the pressure in kPa, produced by a piston that applies a force of 12 kN, in the oil contained in a closed cylinder. Plunger diameter It is 75mm.

A zero-coupon bond is a security that pays no interest, and is therefore bought at a substantial discount from its face value. If the interest rate is 12% with annual compounding how much would you pay today for a zero-coupon bond with a face value of $1,600 that matures in 11 years? Please round your answer to the nearest hundredth.

They want to illuminate the squares of the Santiago Centro commune, for this, one known spotlight is installed. The supplier assures that the life time of the bulbs is approximately normal with a mean of 1200 hours and a standard deviation of 150 hours. Choosing one of the bulbs at random, what is the probability that it will shine for at least 980 hours?

a boy is in a swimming pool with index n2=v2. Knowing that the smallest index is 2, find the limiting angle of refraction

I. Mrs. Luisa asks for a quote to repair eight pieces of jewelry. The jewelry store manager tells him that he will charge $6 for the first piece of jewelry, and for each successive piece three times as much as the previous one. How much will the jeweler charge Mrs. Luisa?

2x²+5x+2=0

A zero-coupon bond is a security that pays no interest, and is therefore bought at a substantial discount from its face value. If the interest rate is 6% with annual compounding how much would you pay today for a zero-coupon bond with a face value of $800 that matures in 10 years? Please round your answer to the nearest hundredth.

Mr. Jiménez requested a personal loan from Banca Progreso for $85,000. The credit was will pay in 36 biweekly installments of $2,782.79. Calculate the annual nominal interest rate that Mr. Jiménez pays for the credit

A population has a mean u=134 and a standard deviation o=22. Find the mean and standard deviation of the sampling distribution of sample means with sample size n=42

Task 9: A spherical gas tank (d = 49 m) was made from sheet steel. What is the minimum number of square meters of sheet metal used to make it? Think about the answer!

(2ax³) (8x³y-3y²)

Bonga currently has a portfolio of ordinary shares representing several different companies. Bonga considers it to be a well-balanced investment portfolio, but he wants to reduce the overall risk of the portfolio a bit more by including ordinary shares from Titan Mining Corporation. The following information on Titan Mining Corporation is available: For the period 2017 to 2020, the company paid the following dividends per year respectively: R3,14; R3,55; R3,89; and R3,95. The 2021 dividend is expected to increase by the average growth rate of the dividends between 2017 and 2020, and the dividend will increase by 10% per year indefinitely from 2022 onwards. Bonga requires a return of 15% on his investment portfolio and is not prepared to pay more than R52,00 per ordinary share of Titan Mining Corporation.Calculate the current price of Titan Mining Corporation’s ordinary share.

5:x=8:9 Proportions

b) 3 + 1/7 =

[(-3/2) – (6/3)] ÷ (-8/2)