Question

14. 1625x1625-1625 x 625 = ?
(d) none of these
(a) 1625000
(b) 162500
(c) 325000
(d) 812500
15. 1568 x 185 - 1568 x 85 = ?
(a) 7840
(b) 15680
(c) 156800
(d) none of these
16. (888 + 777 +555) = (111x?)
(a) 120
(b) 280
(c) 20
(d) 140
17. The sum of two odd numbers is
(a) an odd number (b) an even number (c) a prime number (d) a multiple of 3
18. The product of two odd numbers is
(a) an odd number (b) an even number (c) a prime number (d) none of these
19. Ifa is a whole number such that a + a = a, then a = ?
(a) 1
(b) 2
(c)3
(d) none of these​

Answer 1

the answer is no 14 is none of these

Answer 2

Answer:

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Step-by-step explanation:

14) 1625000

15) 156800

16) 20

17) an even number

18) an odd number

19) 1