Back to all sets

Mathematics — Set 9

10 Questions with Answers & Explanations

Set 9 of 14

1

A boat running upstream takes 8 hours 48 minutes to cover a certain distance, while it takes 4 hours to cover the same distance running downstream. What is the ratio between the speed of the boat and speed of the water current respectively?

Options

Select an option above to reveal the answer.

2

A and B take part in 100 m race. A runs at 5 kmph. A gives B a start of 8 m and still beats him by 8 seconds. The speed of B is:

Options

Select an option above to reveal the answer.

3

बिक्री मूल्यलाई दोब्बर बनाउँदा नाफा तेब्बर हुन्छ भने नाफा प्रतिशत कति हो ? / If selling price is doubled, the profit triples. Find the profit percent.

Options

Select an option above to reveal the answer.

4

एउटा डुङ्गा स्थिर पानीमा १३ किलोमिटर प्रतिघण्टाको दरले कुद्छ, यदि नदीको वहाव ४ किलोमिटर प्रतिघण्टा छ भने उक्त डुङ्गाले पानीको बहावतिर ६८ किलोमिटर यात्रा गर्न कति समय लाग्छ होला ? / A boat can travel with a speed of 13 km/hr in still water. If the speed of the stream is 4 km/hr, find the time taken by the boat to go 68 km downstream.

Options

Select an option above to reveal the answer.

5

२१, ३६ र ६६ ले भाग जाने सबैभन्दा सानो वर्ग सङ्ख्या कुन हो ? (The least perfect square, which is divisible by each of 21, 36 and 66 is:)

Options

Select an option above to reveal the answer.

6

समान गतिमा ६ ओटा एकै खालका मेसिन चलाउँदा एक मिनेटमा २७० ओटा बोतल उत्पादन गर्न सकिन्छ । त्यहि गतिमा उस्तै खालका १० ओटा मेसिन चलाउँदा ४ मिनेटमा कति बोतल उत्पादन गर्न सकिन्छ ? (Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes?)

Options

Select an option above to reveal the answer.

7

दुई कम्पनीले दिइएको पूरा अवधिमा उत्पादन गरेका सवारी साधनको संख्यामा कति फरक छ ? What is the difference between the total productions of the two Companies in the given years ?

Context: तलको रेखाचित्र अध्ययन गरी सोधिएका प्रश्नको उत्तर दिनुहोस् । Study the following line graph and answer the questions based on it. दुईवटा कम्पनीले दिएका वर्षमा उत्पादन गरेका सवारी साधनहरू ( हजारमा ) Number of Vehicles Manufactured by Two companies over the Years (Number in Thousands)

Questions

Select an option above to reveal the answer.

8

१९९६-९७ को विदेशी मुद्रा सञ्चिती अध्ययन गरिएको पूरा अवधिको औसत विदेशी मुद्रा सञ्चितीको कति प्रतिशत हुन आउँछ ? (The foreign exchange reserves in 1996-97 were approximately what percent of the average foreign exchange reserves over the period under review?)

Context: तलको स्तम्भ चित्रमा १९९१/९२ देखि १९९८/९९ सम्मको विदेशी मुद्राको सञ्चिती (मिलियन अमेरिकी डलरमा) दिइएको छ। The bar graph given below shows the foreign exchange reserves of a country (in million US $) from 1991 - 1992 to 1998 - 1999. Foreign Exchange Reserves Of a Country. (in million US $)

Options

Select an option above to reveal the answer.

9

एउटा हवाइजहाजले निश्चित दुरी २४० कि.मी प्रतिघण्टका दरले ५ घण्टामा पुरा गर्छ भने उक्त दुरी 5/3 घण्टामा पुरा गर्न हवाइजहाजको गति कति पर्ला ? (An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in 5/3 hours, it must travel at a speed of:)

Options

Select an option above to reveal the answer.

10

प्रश्नवाचक चिन्ह भएको स्थानमा कुन अंक हुन्छ ? (112 x 5^4) = ?

Options

Select an option above to reveal the answer.

Practice these questions interactively

Time yourself, track your streak, and identify your weak areas. Free with an account.

Start practising free →