Advertisements
Advertisements
प्रश्न
If 90% of x is 315 km, then the value of x is ______.
पर्याय
325 km
350 km
405 km
340 km
उत्तर
If 90% of x is 315 km, then the value of x is 350 km.
Explanation:
Given,
90% of x = 315 km
⇒ `90/100 xx x` = 315
⇒ 90x = 315 × 100
⇒ x = `(315 xx 100)/90`
⇒ x = 350 km
APPEARS IN
संबंधित प्रश्न
A shopkeeper offers 10% off-season discount to the customers and still makes a profit of 26%. What is the cost price for the shopkeeper on a pair of shoes marked at Rs 1120?
Lalitabai sowed seeds worth Rs 13700 in her field. She had to spend Rs 5300 on fertilizers and spraying pesticides and Rs 7160 on labour. If, on selling her produce, she earned Rs 35400 what was her profit or her loss?
Some articles are bought at 2 for ₹ 15 and sold at 3 for ₹ 25. Find the gain percentage
Find the unknowns x, y and z.
| Name of the item | Marked Price | Selling Price | Discount |
| Book | ₹ 225 | x | 8% |
A fruit vendor bought some mangoes of which 10% were rotten. He sold `33 1/3%` of the rest. Find the total number of mangoes bought by him initially, if he still has 240 mangoes with him
Muthu has a car worth ₹ 8,50,000 and he wants to sell it at a profit of ₹ 25,000. What should be the selling price of the car?
The meeting of the Meenkar Bank has just begun. Fazila is the president. Twenty fisherwomen have made their own bank. Each saves Rs 25 every month and puts it in the bank.
How much money does the group collect each month?
A dining table is purchased for Rs 3,200 and sold at a gain of 6%. If a customer pays sales tax at the rate of 5%. How much does the customer pay in all for the table?
A store is having a 25% discount sale. Sheela has a Rs 50 gift voucher and wants to use it to buy a board game marked for Rs 320. She is not sure how to calculate the concession she will get. The sales clerk has suggested two ways to calculate the amount payable.
- Method 1: Subtract Rs 50 from the price and take 25% off the resulting price.
- Method 2: Take 25% off the original price and then subtract Rs 50.
- Do you think both the methods will give the same result? If not, predict which method will be beneficial for her.
- For each method, calculate the amount Sheela would have to pay. Show your work.
- Which method do you think stores actually use? Why?
With the decrease in prices of tea by 15% Tonu, the chaiwallah, was able to buy 2 kg more of tea with the same Rs 45 that he spent each month on buying tea leaves for his chai shop. What was the reduced price of tea? What was the original price of tea?
