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For a proposed chain drive design, the required power rating per strand for a no. 60 size chain is 20 hp. If the input speed for the chain drive is 1400 rpm, what is the minimum recommended sprocket size (number of teeth)?

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Determine if the following vectors are linearly independent (a) [2 2 4], [1 6 6], [3 6 3]. (b) $\begin{bmatrix} 1 \ 2 \ 3 \end{bmatrix}$, $\begin{bmatrix} 2 \ 3 \ 1 \end{bmatrix}$, $\begin{bmatrix} 3 \ 1 \ 1 \end{bmatrix}$, $\begin{bmatrix} 1 \ 1 \ 2 \end{bmatrix}$. (c) $\begin{bmatrix} 1 \ 2 \ 3 \ 1 \end{bmatrix}$, $\begin{bmatrix} 2 \ 3 \ 1 \ 1 \end{bmatrix}$, $\begin{bmatrix} 3 \ 1 \ 1 \ 2 \end{bmatrix}$, $\begin{bmatrix} 1 \ 1 \ 2 \ 3 \end{bmatrix}$.

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a. Develop an appropriate multiple regression equation using stepwise regression. (Use Excel data analysis and enter number of family members first, then their income and delete any insignificant variables. Leave no cells blank - be certain to enter "O" wherever required. R and R2 adj are in percent values. Round your answers to 3 decimal places.) Answer is not complete. Step 1 2 Constant 1,424.828 Family 478.621 Size t-statistic 5.590 p-value 0.001 Income t-statistic p-value S 326.032

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0.532 The following information was obtained from matched samples regarding the productivity of ten individuals using two different methods of production. Is there a significant difference between the productivity of the two methods? Let $\alpha = 0.05$. Individual Method 1 Method 2 1 10 11 2 9 12 3 12 8 4 11 10 5 13 11 6 10 8 7 9 9 8 8 11 9 11 13 10 12 11

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The implications of most of the research about job satisfaction-performance links shows that organizational attempts to satisfy worker satisfaction and performance simultaneously will be:

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Find the area of region A in Figure 6. F: $r = 20 \cos \theta$, $r_g = 8$, G: $r = 8$ $r_f = 10$

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1. Use the following data: Lewis Base (C6H5)3P=O (C6H5)3P=S (C6H5)3P=Se log KBA in CCl4 log KBA in CHCl3 1.38 0.89 2.26 2.13 3.48 3.65 Answer the following questions: A. What are the trends in basicity for each compound in each solvent? (2 pts) B. Provide a reasonable explanation why (C6H5)3P=Se is the strongest base on both solvents (2 pts) C. We see a more pronounced change in the basicity of (C6H5)3P=O going from CCl4 as a solvent to CHCl3 as a solvent, than from the other two bases listed on this table. Provide a reasonable explanation for this behavior. (2 pts) D. The $\lambda_{max}$ for iodine vapor is around 520 nm. Would you expect this value to change upon formation of the Lewis Acid-Lewis Base adduct with these bases? Also, in which direction should the shift occur? (Red or blue shifted). Provide an explanation for your choice. (4 pts).

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Problem: From the picture below say the function of each block in the Block diagram of the respiratory control system. P Exercise, Arousal, etc. Respiratory Pattem Generator P mus Upper airway muscles Vagal feedback Central Chemoreceptor Mechanical Plant V E PCO? PO? VO?, PO? VCO?, PCO? Chemical Plant Paripheral Chemoreceptor PCO? PO? PH

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Perth Ltd just received the 30 June 2022 bank statement from Mercantile bank showing a balance of $24,925. To prepare Perth Ltd's bank reconciliation, you gather the following information: (i) Perth's Cash account shows a balance of $19,500 on 30 June. (ii) The following cheques of Perth are outstanding on 30 June 2022: Cheque no. Amount ($) 201 700 225 300 230 400 235 600 (iii) On 30 June 2022, Perth deposited a cheque for $900, but this deposit doesn't appear on the bank statement. (iv) In June 2022, Perth earned $110 for the interest revenue on its bank balance. (v) Perth collects money from a few customers by Electronic Funds Transfer (EFT). The 30 June Bank statement shows a $5,500 deposit by a customer. (vi) Perth's Bank statement shows a $25 bank service charge. (vii) Perth's Bank statement shows that the customer cheque no. 501 was deposited as $140. The accounting records show the cheque no. 501 deposit as $1,400 Required: Prepare the bank reconciliation for Perth Ltd at 30 June 2022

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How are prices being set on stock markets? For your explanation, start by (i) stating the optimization principle that reflects the pricing criteria, then (ii) provide your own (!) example of a pricing calculation. Further, (iii) please explain under which circumstances the method you have described is fair, and under which circumstances it would not work well to define a fair price.

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clayton m.