Compute the following based on the given problem

$1.$ The garlic's quantity of demand increases from $10,000$ units to $11,000$ units in response to an increase in Onion price from P$100\mathrm{.}00$ to P$120\mathrm{.}00.$ Find the cross elasticity of demand for garlic in relation to onion.

A$.0\mathrm{.}5-$ Complementary

B$.0\mathrm{.}5-$ Substitute

C$.0\mathrm{.}5-$ Complementary

D$.0\mathrm{.}5-$ Unrelated

$2.$ Consider Anna, who has an annual salary of P$400,000.$ She works as a financial analyst in BGC$.$ Anna loves chocolates, and in a year, she consumes $1,000$ units chocolate bars. Anna is a hardworking analyst, and as a result, she gets promoted the following year. Anna's salary goes from P$400,000$ to P$440,000.$ In the same year, Anna increased chocolate bars consumption from $1,000$ to $1,300.$ Calculate Anna's income elasticity of demand for chocolates.

A$.0\mathrm{.}33-$Normal Goods

B$.-0\mathrm{.}33-$ Inferior Goods

C$.0\mathrm{.}3-$ Normal Goods

D$.-0\mathrm{.}3-$ Inferior Goods

$3.$ Assume that an apartment rents for $\backslash ($ P $6,500\backslash )$ per month when the price of spaces increases to $\backslash ($ P $7,000\backslash )$ per month the demand decreased from $10$ units to $5$ units. Determine the elasticity of demand of rental spaces.

A$.10-$ Elastic

B$.0\mathrm{.}10-$ Inelastic

C$.9\mathrm{.}57-$Elastic

D$.-0\mathrm{.}957-$ Inelastic

$4.$ Katherine advertises to sell cookies for $\backslash ($ P $40\mathrm{.}00\backslash )$ a dozen. She sells $50$ dozen, and decides that she can charge more. She raises the price to $\backslash ($ P $\backslash )60\mathrm{.}00$ a dozen and sells $40$ dozen. What kind of elasticity of demand once computed?

A$.\backslash (-0\mathrm{.}55-\backslash )$ elastic

B$.0\mathrm{.}4-$ inelastic

C$.0\mathrm{.}55-$inelastic

D$.0\mathrm{.}55-$ elastic $5.$ Your company wants to predict your sales next year, in your data and calculation your price elasticity of demand is $0\mathrm{.}17$ while your income elasticity of demand is $0\mathrm{.}38.$ The national income is expected to increase from $20,000$ to $50,000$ on average, while the price of your product will increase from $400\mathrm{.}00$ to $500\mathrm{.}00.$ Given that you have a total sales this year amounting to $500,000$ pesos, what would be the approximate sales next year?

A$.806,200\mathrm{.}00$

B$.\backslash (806,250\mathrm{.}00\backslash )$

C$.\backslash (807,000\mathrm{.}00\backslash )$

D$.850,000\mathrm{.}00$

$6.$ Your company seeks to determine the optimal price and quantity for producing chicharron each month. Currently, when the price is set at $0,$ the quantity demanded is $2,000$ units. At a price of $20,$ the quantity demanded decreases to $1,500$ units. When the price is raised to $30,$ the demand falls to $1,000$ units, and at a price of $40,$ the quantity demanded further declines to $800$ units. Identify the demand function and find the optimal price and quantity to produce.

A$.$ Price: $0,$ Qty Demanded: $2,000$

B$.$ Price: $20,$ Qty Demanded: $1,500$

C$.$ Price: $30,$ Qty Demanded: $1,000$

D$.$ Price: $40,$ Qty Demanded: $800$

$7.$ You own a clothing brand and currently sell $1,000$ shirts per month. According to recent news, a national wage hike is expected next year, raising the basic salary from $20,000$ to $30,000.$ You are considering increasing the price of your product from $350\mathrm{.}00$ to $500\mathrm{.}00.$ Given that your price elasticity of demand $($EP$)$ is $0\mathrm{.}19$ and your income elasticity of demand $(\backslash ($ E Y $\backslash ))$ is $1\mathrm{.}56,$ how will these changes likely affect your sales next year?

A$.$ Next FY your sales will increase to $22,320$ units of shirts

B$.$ Next FY your sales will increase to $10,320$ units of shirts

C$.$ Next FY your sales will decrease to $22,320$ units of shirts

D$.$ Next FY your sales will decrease to $10,320$ units of shirts $8.$ Using the details above details you are curious to know how it will impact to your total revenue. Currently your total revenue is $350,000$ a month. What will be your projected total revenue next year?

A$.$ Next FY your total revenue will increase to P$4,200,000\mathrm{.}00$

B$.$ Next FY your total revenue will increase to P$11,160,000\mathrm{.}00$

C$.$ Next FY your total revenue will decrease to P$4,200,000\mathrm{.}00$

D$.$ Next FY your total revenue will decrease to P$11,160,000\mathrm{.}00$

$9.$ The cost of producing a single unit of a shirt is $50$ pesos, but as production increases, the marginal cost rises to $150$ pesos. With an elasticity of price $($EP$)$ of $11,$ can you calculate the pricing based on EP and marginal cost?

A$.$ The price should be P$23\mathrm{.}90$

B$.$ The price should be P $23\mathrm{.}94$

C$.$ The price should be P $23\mathrm{.}95$

D$.$ The price should be P $24\mathrm{.}00$

$10.$ For one of your company's product lines, Product $\backslash ($ X $\backslash )$ has a marginal cost of $500$ pesos and a price elasticity of demand of $-5\mathrm{.}0.$ How should Product $\backslash ($ X $\backslash )$ be priced, considering its marginal cost and price elasticity of demand?

A$.$ The price should be P $626\mathrm{.}00$

B$.$ The price should be P $625\mathrm{.}00$

C$.$ The price should be P $624\mathrm{.}40$

D$.$ The price should be P $700\mathrm{.}00$