The average weight of A, B and C is 45 kg. If the average weight of A and B is 40 kg and that of B and C is 43 kg, then the weight of B is .

Created: 4 months ago | Updated: 3 months ago

17 kg

31 kg

20 kg

None of these

Job Solution Combined Bank (সমন্বিত ব্যাংক) সমন্বিত ৮ ব্যাংক ও ১ টি আর্থিক প্রতিষ্ঠান || অফিসার জেনারেল (10-03-2023) গণিত

421

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In triangle PQR length of the side QR is less than twice the length of the side PQ by 2 cm. Length of the side PR exceeds the length of the side PQ by 10 cm. The perimeter is 40 cm. the length of the smallest side of the triangle PQR is:

Created: 4 months ago | Updated: 3 months ago

6 cm

8 cm

9 cm

10 cm

Job Solution Combined Bank (সমন্বিত ব্যাংক) সমন্বিত পাঁচ ব্যাংক || অফিসার ক্যাশ - 06.11.2021 গণিত

511

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In which one of the following choices, p must be greater than q?

Created: 4 months ago | Updated: 3 months ago

0 . 9^{p} = 0 . 9^{q}

0 . 9^{p} = 0 . 9^{2 q}

9^{p} < 9^{q}

9^{p} > 9^{q}

Job Solution Combined Bank (সমন্বিত ব্যাংক) সমন্বিত ৬ ব্যাংক ও আর্থিক প্রতিষ্ঠান - সহকারী প্রোগ্রামার - 18.03.2021 গণিত

535

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How many different selections of 4 books can be made from 10 different books , if 2 particular books are never selected?

Created: 4 months ago | Updated: 3 months ago

২৮

৭০

210

Job Solution Combined Bank (সমন্বিত ব্যাংক) সোনালী ও ডিবিবিএল ব্যাংক- সিনিয়র অফিসার (আইটি) - 16.10.2020 গণিত

585

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A can finish a work in 5 days and B takes 4 days to do the same work. If the work is increased by 8 times, how many days will it take for both of them to finish the work if they work together?

Created: 4 months ago | Updated: 3 months ago

10 days

15 days

20 days

25 days

Job Solution Combined Bank (সমন্বিত ব্যাংক) অফিসার (ক্যাশ) নিয়োগ পরীক্ষা- ১২-১০-২০১৮ গণিত

702

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A computer can perform 30 identical tasks in 6 hour. At that rate, what is the minimum number of computers that should be assigned to complete 80 of the tasks within 3 hours?

Created: 4 months ago | Updated: 3 months ago

৭

১৬

Job Solution Combined Bank (সমন্বিত ব্যাংক) অফিসার (ক্যাশ) নিয়োগ পরীক্ষা- ১২-১০-২০১৮ গণিত

622

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The average weight of A, B and C is 45 kg. If the average weight of A and B is 40 kg and that of B and C is 43 kg, then the weight of B is .

Related Questions

In triangle PQR length of the side QR is less than twice the length of the side PQ by 2 cm. Length of the side PR exceeds the length of the side PQ by 10 cm. The perimeter is 40 cm. the length of the smallest side of the triangle PQR is:

In which one of the following choices, p must be greater than q?

How many different selections of 4 books can be made from 10 different books , if 2 particular books are never selected?

A can finish a work in 5 days and B takes 4 days to do the same work. If the work is increased by 8 times, how many days will it take for both of them to finish the work if they work together?

A computer can perform 30 identical tasks in 6 hour. At that rate, what is the minimum number of computers that should be assigned to complete 80 of the tasks within 3 hours?