If 12a + 3b =1 and 7b-2a=9, what is the average of a and b?

Created: 2 months ago | Updated: 1 week ago

0.1

0.5

2.5

Job Solution Sonali Bank Ltd Sonali bank Ltd : officer - 30.03.2018 গণিত

460

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If w is 10% less than x and y is 30% less than z , then wy is what percent less than xz ?

Created: 2 months ago | Updated: 1 week ago

১০%

২০%

37%

40%

Job Solution Sonali Bank Ltd Sonali bank :senior officer - 01.06.2018 গণিত

1041

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If m And p are positive integers and ( m + p ) m is even , which of the following must be true ?

Created: 2 months ago | Updated: 1 week ago

If m is odd , then p is odd

If m is odd , then o is even

If m is even, then p is even

If m is even, then p is odd

Job Solution Sonali Bank Ltd Sonali bank :senior officer - 01.06.2018 গণিত

1014

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A car goes 15 km on a gallon of octane. When it is 50 km/h. When the car is driven at 60 km/h, it only goes 80% as far. How many gallons of octans are needed to travel 200 km it half the distance is traveled at 50 km/h and the rest 60 km/h ?

Created: 1 month ago | Updated: 1 week ago

১৫.০০

16.67

10.60

14.00

Job Solution Sonali Bank Ltd Sonali Bank Ltd - Assistant Engineer (IT) - 26.08.2016 গণিত

363

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A manufacturer sells three products i.e A, B C. Product A costs 200 and sells for 250, product 150 and sells for 180, Product C cost 100 and sells for 110. On which product, he has maximum percentage of profit?

Created: 1 month ago | Updated: 1 week ago

B only

A and B both

A only

C only

Job Solution Sonali Bank Ltd Sonali Bank Ltd - Assistant Engineer (IT) - 26.08.2016 গণিত

438

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A trader marked the price of a article 30% above the cost price and gave the buyes 10& discount on market price, thereby gaining Tk. 340. The cost of the article is?

Created: 1 month ago | Updated: 1 week ago

3000

২০০০

১৯০০

১৮০০

Job Solution Sonali Bank Ltd Sonali Bank Ltd - Assistant Engineer (IT) - 26.08.2016 গণিত

359

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If 12a + 3b =1 and 7b-2a=9, what is the average of a and b?

Related Questions

If w is 10% less than x and y is 30% less than z , then wy is what percent less than xz ?

If m And p are positive integers and ( m + p ) m is even , which of the following must be true ?

A car goes 15 km on a gallon of octane. When it is 50 km/h. When the car is driven at 60 km/h, it only goes 80% as far. How many gallons of octans are needed to travel 200 km it half the distance is traveled at 50 km/h and the rest 60 km/h ?

A manufacturer sells three products i.e A, B C. Product A costs 200 and sells for 250, product 150 and sells for 180, Product C cost 100 and sells for 110. On which product, he has maximum percentage of profit?

A trader marked the price of a article 30% above the cost price and gave the buyes 10& discount on market price, thereby gaining Tk. 340. The cost of the article is?