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Number System

Number System
2536+4851—?=3450+313

6784
5243
4567
3624

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

3624

Number System
732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ?

631.68
641.68
651.68
621.68

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 1361.20 - 709.52 = 651.68

Number System
148 x 3.75 x 4 = 111 x ?

17
24
20
19

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 148 x 3.75 x 4/111 = 20

Number System
If A + B = 30 and AB = 94, What is the value of A² + B² ?

920
824
625
712

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

(A + B)² = (30)² = 900A² + B² + 2AB = 900Therefore, A² + B² = 900 - 2 x 94                                = 900 - 188 = 712

Number System
Find the smallest number which when divided by 13 and 16 leaves respective remainders of 2 and 5.

197
219
187
207

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let 'N' is the smallest number which divided by 13 and 16 leaves respective remainders of 2 and 5.Required number = (LCM of 13 and 16) - (common difference of divisors and remainders) = (208) - (11) = 197.

Number System
(164 x 175) x ? = 258300

5
11
9
2

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 258300 / 164 x 175 = 9

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