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Easy 4 views · Mathematics & Logic

If a, b, c, d are in proportion, which of the following is always true?
यदि a, b, c, d समानुपात में हैं, तो निम्नलिखित में से कौन सा हमेशा सत्य है?

A
a + d = b + c (a + d = b + c)
B
ad = bc (ad = bc)
C
ac = bd (ac = bd)
D
a - b = c - d (a - b = c - d)
or press Space / Enter
🇮🇳 हिंदी Hindi Version
यदि a, b, c, d समानुपात में हैं, तो निम्नलिखित में से कौन सा हमेशा सत्य है?
A
a + d = b + c
B
ad = bc
C
ac = bd
D
a - b = c - d
Mathematics & Logic 397/939
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