Permutation and Combination – Page 46

On-the-modified-chess-board-10-10-Amit-and-Suresh-two-persons-which-start-moving-towards-each-other-Each-person-moving-with-same-constant-speed-Amit-can-move-only-to-the-right-and-upwards-along-t

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Question Number 22041 by Tinkutara last updated on 10/Oct/17 $On the modified chess board 10 \times 10,$ $Amit and Suresh two persons which$ $start moving towards each other . Each$ $person moving with same constant$ $speed . Amit can move only to the$ $right and upwards along the lines$ $while Suresh can move only to the left$ $$\mathrm{or}\:\mathrm{downwards}\:\mathrm{along}\:\mathrm{the}\:\mathrm{lines}\:\mathrm{of}\:\mathrm{the} \…

The-total-number-of-non-similar-triangles-which-can-be-formed-such-that-all-the-angles-of-the-triangle-are-integers-is-

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Question Number 22040 by Tinkutara last updated on 10/Oct/17 $The total number of non - similar$ $triangles which can be formed such$ $that all the angles of the triangle are$ $integers is$ Commented by mrW1 last updated on 01/Jan/18…

The-symbols-are-placed-in-the-squares-of-the-adjoining-figure-The-number-of-ways-of-placing-symbols-so-that-no-row-remains-empty-is-

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Question Number 22038 by Tinkutara last updated on 10/Oct/17 $The symbols +, +, \times, \times, ★, ∙, are$ $placed in the squares of the adjoining$ $figure . The number of ways of placing$ $symbols so that no row remains empty$ $is$ Commented by Tinkutara last updated…

How-many-5-digit-numbers-from-the-digits-0-1-9-have-i-Strictly-increasing-digits-ii-Strictly-increasing-or-decreasing-digits-iii-Increasing-digits-iv-Increasing-or-decreasing-digit

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Question Number 22037 by Tinkutara last updated on 10/Oct/17 $How many 5 - digit numbers from the$ $digits {0, 1, \dots . ., 9} have ?$ $(i) Strictly increasing digits$ $(ii) Strictly increasing or decreasing$ $digits$ $(iii) Increasing digits$ $(iv) Increasing or decreasing digits$ Commented…

The-number-of-five-digits-can-be-made-with-the-digits-1-2-3-each-of-which-can-be-used-atmost-thrice-in-a-number-is-

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Question Number 22035 by Tinkutara last updated on 10/Oct/17 $The number of five digits can be made$ $with the digits 1, 2, 3 each of which can$ $be used atmost thrice in a number is$ Terms of Service Privacy Policy Contact: info@tinkutara.com

2n-objects-of-each-of-three-kinds-are-given-to-two-persons-so-that-each-person-gets-3n-objects-Prove-that-this-can-be-done-in-3n-2-3n-1-ways-

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Question Number 22036 by Tinkutara last updated on 14/Oct/17 $2 n objects of each of three kinds are$ $given to two persons, so that each$ $person gets 3 n objects . Prove that$ $this can be done in 3 n^{2} + 3 n + 1 ways .$ Commented by Tinkutara last updated on…

Question-153057

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Question Number 153057 by DELETED last updated on 04/Sep/21 Answered by DELETED last updated on 04/Sep/21 $i_{1} + i_{2} = i_{3} \dots . . (1)$ $Σ E + Σ i . R = 0 hk kirchoff II$ $$\mathrm{loop}\:\mathrm{1}\:\left(\mathrm{searah}\:\mathrm{jarum}\:\mathrm{jam}\right) \…

Let-n-be-the-number-of-ways-in-which-5-boys-and-5-girls-stand-in-a-queue-in-such-a-way-that-all-the-girls-stand-consecutively-in-the-queue-Let-m-be-the-number-of-ways-in-which-5-boys-and-5-girls-can-

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Question Number 21977 by Tinkutara last updated on 08/Oct/17 $Let n be the number of ways in which$ $5 boys and 5 girls stand in a queue in$ $such a way that all the girls stand$ $consecutively in the queue . Let m be$ $the number of ways in which 5 boys$ $and 5 girls can stand in a queue in such$ $a way that exactly four girls stand$ $$\mathrm{consecutively}\:\mathrm{in}\:\mathrm{the}\:\mathrm{queue}.\:\mathrm{Then}\:\mathrm{the} \…

Let-n-1-lt-n-2-lt-n-3-lt-n-4-lt-n-5-be-positive-integers-such-that-n-1-n-2-n-3-n-4-n-5-20-Then-the-number-of-such-distinct-arrangements-n-1-n-2-n-3-n-4-n-5-is-

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Question Number 21933 by Tinkutara last updated on 07/Oct/17 $Let n_{1} < n_{2} < n_{3} < n_{4} < n_{5} be positive$ $integers such that n_{1} + n_{2} + n_{3} + n_{4} +$ $${n}_{\mathrm{5}} \:=\:\mathrm{20}.\:\mathrm{Then}\:\mathrm{the}\:\mathrm{number}\:\mathrm{of}\:\mathrm{such} \…

An-eight-digit-number-is-formed-from-1-2-3-4-such-that-product-of-all-digits-is-always-3072-the-total-number-of-ways-is-23-8-C-k-where-the-value-of-k-is-

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Question Number 21930 by Tinkutara last updated on 07/Oct/17 $An eight digit number is formed from$ $1, 2, 3, 4 such that product of all digits$ $is always 3072, the total number of$ $ways is (23 .^{8} C_{k}), where the value of k$ $is$ Commented by mrW1…

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