# MCQs in Algebra and General Mathematics Part IX - Answers

Answers key for the Compiled MCQs in Algebra and General Mathematics Part 9 of the series as one topic in Engineering Mathematics in the ECE Board Exam.

Below are the answers key for the Multiple Choice Questions in Algebra and General Mathematics – MCQs Part 9.

401. d. 5/36

402. a. 28

403. c. 420

404. a. 24

405. c. 3103

406. d. 36

407. a. 64Pi

408. a. 31.25

409. b. 40,800

410. d. y*w*n / (x*c)

411. b. 7

412. c. -2

413. b. 9

414. a. 25 kg

415. c. 5.5 mins

416. d. 250

417. c. 2

418. c. 290,000

419. c. 11/12

420. c. 15/2

421. b. - 2 - 2√2

422. a. (3 + √3/2 , 5/2)

423. c. 2√5

424. a. 3

425. c. - 1

426. b. 2/3

427. a. |x - 1|

428. d. (-2 , -1) U (1 , 2)

429. b. 64Pi

430. c. 55,000

431. c. 17

432. b. 370

433. d. √5 + √3

434. a. 31.25

435. d. (a + 1) / (b + 1)

436. a. 19

437. c. -11/3

438. c. a = 5 , b = 6

439. a. 28.8

440. c. 1 + √6

441. a. 1050

442. a. 200 & 180

443. a. 20 days

444. a. 34

445. c. -8

446. d. 27

447. b. 4 km/hr

448. c. 27

449. c. 36

450. a. 6

### Online Questions and Answers in Algebra and General Mathematics Series

Following is the list of practice exam test questions in this brand new series:

Algebra and General Mathematics MCQs
PART 1: MCQs from Number 1 – 50                        Answer key: PART I
PART 2: MCQs from Number 51 – 100                        Answer key: PART II
PART 3: MCQs from Number 101 – 150                        Answer key: PART III
PART 4: MCQs from Number 151 – 200                        Answer key: PART IV
PART 5: MCQs from Number 201 – 250                        Answer key: PART V
PART 6: MCQs from Number 251 – 300                        Answer key: PART VI
PART 7: MCQs from Number 301 – 350                        Answer key: PART VII
PART 8: MCQs from Number 351 – 400                        Answer key: PART VIII
PART 9: MCQs from Number 401 – 450                        Answer key: PART IX
PART 10: MCQs from Number 451 – 500                        Answer key: PART X
PART 11: MCQs from Number 501 – 550                        Answer key: PART XI

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