let x is that number. Than
4(x+9) = 120
4x + 36 = 120
4x = 120 - 36 = 84
x = 84/4
x = 21
So Option B is correct Choice.
[ so that number is 21 ]
Question 20 (5 points) A number is added to 9. The result is then multiplied by...
Question 13 (5 points) Six is subtracted from a number. The result is divided by four. This result is added to 10 to give 30. What is the number? a) 4 b) 16 c) 80 d) 86
What number multiplied by 3, then increased by 3/4 of the product, then divided by 7, then diminished by 1/3 of the result, then multiplied by itself, then diminished by 52, whose square root is then extracted before 8 is added, and then divided by 10, gives the final result of 2?
Question 11 To simplify 5-V-9 what expression should be multiplied to both the numerator and the denominato press the answer in a + blom where both .DER. You are not asked to mplity 5-9 Moving to another question willst SE La Question 11 4 points 3+V-4 whatson should be multed to both the numerator and the deato press the end form were both, DCR ou are not sad to mplity To simply 5-- 13 TTT Arial T--
20. (4 points) If P(A) = 0.025, what are the odds in favor of event A to occur? A. 1:39 B. 1:38 C. 39:1 D. 0.025 21. (4 points) Suppose the probability that a student passes a math class is 0.6, and the probability that a student passes a psychology class is 0.8. Find the probability that a student passes a math class given that he/she has already passed the psychology class if the probability of passing both classes is...
QUESTION 1 a. The sum of eight and a certain number is multiplied by six gives fifty four. What is the number (3 marks) b. It was observed that Duke Street intersect Habour Street at right angle adjacent the Bank of Nova Scotia down town, Kingston which for most part are straight roads. If Harbour Street and Duke Street are represented by equations x+2y=9A2x-y=-2 respectively and two cars are travelling the same distance and speed. At what point will they...
QUESTION 1 a. The sum of eight and a certain number is multiplied by six gives fifty four. What is the number (3 marks) b. It was observed that Duke Street intersect Habour Street at right angle adjacent the Bank of Nova Scotia down town, Kingston which for most part are straight roads. If Harbour Street and Duke Street are represented by equations x+2y=9A2x-y=-2 respectively and two cars are travelling the same distance and speed. At what point will they...
Question-20 5 points Capacitors Cz, C2 and Cz are connected as shown in the circuit below. The equivalent capacitance between points A and B is: C1 a. 16 nF b. 11 nF C. 0.77 nF d. 0.1 nF 1nF C2 10nF C3 InF Question-21 5 points The impedance, Z of a 10 mH inductor at a frequency of f = 1000 Hz, expressed as a complex number is a. –j 62.83W b. +j 62.83W C. –j 10W d. +j 10w...
Question 20 of 21 5 Points Suppose that the number of flat tires that Liam's Taxi Service experiences each month is Poisson distributed with a u = 3 per month. What is the probability of getting at most 40 flat tires in a random 1 year period? EXCEL COMMAND
14) (20 Points: 5 pts. each) This is a 4-part Acid/Base Question regarding a 50 mil aliquot of O.I M HCI being treated with 0.2 M NaOH a) What is the pH before the titration starts? What is the pH of the new solution created by adding 20 ml of the NaOH solution to the 50 ml aliquot of the HCI solution? b) c) What is the pH at the equivalence point? d) What is the pH of the resulting...
any help is appreciated Question 16 (5 points) If the Keq of the following reaction is 0.38, 2A (9) + 3B (s) = 7C (), what is the Keq of the reaction below? 14C (0) = 4A (9) + 6B (s) 5.26 O 0.760 1.12 6.93 0.144 Question 17 (5 points) Al 105°C. AsEs decomposes into ASF3 and F2 according to the following chemical equation. Question 17 (5 points) At 105°C, AsF5 decomposes into AsF3 and F2 according to the...